Higher or Lower Hemoglobin Transfusion Thresholds for Preterm Infants.
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| Title: | Higher or Lower Hemoglobin Transfusion Thresholds for Preterm Infants. |
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| Authors: | Kirpalani H; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Bell EF; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Hintz SR; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Tan S; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Schmidt B; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Chaudhary AS; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Johnson KJ; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Crawford MM; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Newman JE; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Vohr BR; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Carlo WA; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., D'Angio CT; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Kennedy KA; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Ohls RK; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Poindexter BB; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Schibler K; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Whyte RK; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Widness JA; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Zupancic JAF; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Wyckoff MH; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Truog WE; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Walsh MC; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Chock VY; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Laptook AR; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Sokol GM; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Yoder BA; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Patel RM; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Cotten CM; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Carmen MF; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Devaskar U; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Chawla S; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Seabrook R; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Higgins RD; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.)., Das A; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.). |
| Corporate Authors: | Eunice Kennedy Shriver NICHD Neonatal Research Network |
| Source: | The New England journal of medicine [N Engl J Med] 2020 Dec 31; Vol. 383 (27), pp. 2639-2651. |
| Publication Type: | Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, N.I.H., Extramural |
| Journal Info: | Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print Cited Medium: Internet ISSN: 1533-4406 (Electronic) Linking ISSN: 00284793 NLM ISO Abbreviation: N Engl J Med Subsets: MEDLINE |
| Database: | MEDLINE Ultimate |
| FullText | Text: Availability: 0 |
|---|---|
| Header | DbId: mdl DbLabel: MEDLINE Ultimate An: 33382931 AccessLevel: 2 PubType: Academic Journal PubTypeId: academicJournal PreciseRelevancyScore: 0 |
| IllustrationInfo | |
| Items | – Name: Title Label: Title Group: Ti Data: Higher or Lower Hemoglobin Transfusion Thresholds for Preterm Infants. – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AU" term="%22Kirpalani+H%22">Kirpalani H</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Bell+EF%22">Bell EF</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Hintz+SR%22">Hintz SR</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Tan+S%22">Tan S</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Schmidt+B%22">Schmidt B</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Chaudhary+AS%22">Chaudhary AS</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Johnson+KJ%22">Johnson KJ</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Crawford+MM%22">Crawford MM</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Newman+JE%22">Newman JE</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Vohr+BR%22">Vohr BR</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Carlo+WA%22">Carlo WA</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22D'Angio+CT%22">D'Angio CT</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Kennedy+KA%22">Kennedy KA</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Ohls+RK%22">Ohls RK</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Poindexter+BB%22">Poindexter BB</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Schibler+K%22">Schibler K</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Whyte+RK%22">Whyte RK</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Widness+JA%22">Widness JA</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Zupancic+JAF%22">Zupancic JAF</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Wyckoff+MH%22">Wyckoff MH</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Truog+WE%22">Truog WE</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Walsh+MC%22">Walsh MC</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Chock+VY%22">Chock VY</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Laptook+AR%22">Laptook AR</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Sokol+GM%22">Sokol GM</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Yoder+BA%22">Yoder BA</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Patel+RM%22">Patel RM</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Cotten+CM%22">Cotten CM</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Carmen+MF%22">Carmen MF</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Devaskar+U%22">Devaskar U</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Chawla+S%22">Chawla S</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Seabrook+R%22">Seabrook R</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Higgins+RD%22">Higgins RD</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.).<br /><searchLink fieldCode="AU" term="%22Das+A%22">Das A</searchLink>; From the Department of Pediatrics, University of Pennsylvania, and Children's Hospital of Philadelphia, Philadelphia (H.K., B.S., A.S.C.); the Department of Pediatrics, University of Iowa, Iowa City (E.F.B., K.J.J., J.A.W.); the Department of Pediatrics, Division of Neonatal and Developmental Medicine, Stanford University School of Medicine and Lucile Packard Children's Hospital, Palo Alto (S.R.H., V.Y.C.), and the Department of Pediatrics, University of California, Los Angeles, Los Angeles (U.D.) - both in California; the Biostatistics and Epidemiology Division, RTI International, Research Triangle Park (S.T., M.M.C.), and the Department of Pediatrics, Duke University School of Medicine, Durham (C.M.C.) - both in North Carolina; the Biostatistics and Epidemiology Division, RTI International, Rockville (J.E.N., A.D.), and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda (R.D.H.) - both in Maryland; the Department of Pediatrics, Women and Infants Hospital, Brown University, Providence, RI (B.R.V., A.R.L.); the Division of Neonatology, University of Alabama at Birmingham, Birmingham (W.A.C.); the University of Rochester School of Medicine and Dentistry, Rochester, NY (C.T.D., M.F.C.); the Department of Pediatrics, McGovern Medical School at the University of Texas Health Science Center at Houston, Houston (K.A.K.), and the Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas (M.H.W.); the University of New Mexico Health Sciences Center, Albuquerque (R.K.O.); the Department of Pediatrics, Division of Neonatology, University of Utah School of Medicine, Salt Lake City (R.K.O., B.A.Y.); the Department of Pediatrics, Indiana University School of Medicine, Indianapolis (B.B.P., G.M.S.); Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati (B.B.P., K.S.), the Department of Pediatrics, Rainbow Babies and Children's Hospital, Case Western Reserve University, Cleveland (M.C.W.), and Nationwide Children's Hospital and the Department of Pediatrics, Ohio State University College of Medicine, Columbus (R.S.); the Department of Pediatrics, Dalhousie University, Halifax, NS, Canada (R.K.W.); the Department of Neonatology, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston (J.A.F.Z.); the Department of Pediatrics, Children's Mercy Hospital, Kansas City, MO (W.E.T.); Emory University School of Medicine, Department of Pediatrics, Children's Healthcare of Atlanta, Atlanta (R.M.P.); the Department of Pediatrics, Wayne State University, Detroit (S.C.); and the College of Health and Human Services, George Mason University, Fairfax, VA (R.D.H.). – Name: AuthorCorporate Label: Corporate Authors Group: Au Data: <searchLink fieldCode="CA" term="%22Eunice+Kennedy+Shriver+NICHD+Neonatal+Research+Network%22">Eunice Kennedy Shriver NICHD Neonatal Research Network</searchLink> – Name: TitleSource Label: Source Group: Src Data: <searchLink fieldCode="JN" term="%220255562%22">The New England journal of medicine</searchLink> [N Engl J Med] 2020 Dec 31; Vol. 383 (27), pp. 2639-2651. – Name: TypePub Label: Publication Type Group: TypPub Data: Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, N.I.H., Extramural – Name: TitleSource Label: Journal Info Group: Src Data: <i>Publisher: </i><searchLink fieldCode="PB" term="%22Massachusetts+Medical+Society%22">Massachusetts Medical Society </searchLink><i>Country of Publication: </i>United States <i>NLM ID: </i>0255562 <i>Publication Model: </i>Print <i>Cited Medium: </i>Internet <i>ISSN: </i>1533-4406 (Electronic) <i>Linking ISSN: </i><searchLink fieldCode="IS" term="%2200284793%22">00284793 </searchLink><i>NLM ISO Abbreviation: </i>N Engl J Med <i>Subsets: </i>MEDLINE |
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| RecordInfo | BibRecord: BibEntity: Identifiers: – Type: doi Value: 10.1056/NEJMoa2020248 Languages: – Code: eng Text: English PhysicalDescription: Pagination: StartPage: 2639 Titles: – TitleFull: Higher or Lower Hemoglobin Transfusion Thresholds for Preterm Infants. Type: main BibRelationships: HasContributorRelationships: – PersonEntity: Name: NameFull: Kirpalani H – PersonEntity: Name: NameFull: Bell EF – PersonEntity: Name: NameFull: Hintz SR – PersonEntity: Name: NameFull: Tan S – PersonEntity: Name: NameFull: Schmidt B – PersonEntity: Name: NameFull: Chaudhary AS – PersonEntity: Name: NameFull: Johnson KJ – PersonEntity: Name: NameFull: Crawford MM – PersonEntity: Name: NameFull: Newman JE – PersonEntity: Name: NameFull: Vohr BR – PersonEntity: Name: NameFull: Carlo WA – PersonEntity: Name: NameFull: D'Angio CT – PersonEntity: Name: NameFull: Kennedy KA – PersonEntity: Name: NameFull: Ohls RK – PersonEntity: Name: NameFull: Poindexter BB – PersonEntity: Name: NameFull: Schibler K – PersonEntity: Name: NameFull: Whyte RK – PersonEntity: Name: NameFull: Widness JA – PersonEntity: Name: NameFull: Zupancic JAF – PersonEntity: Name: NameFull: Wyckoff MH – PersonEntity: Name: NameFull: Truog WE – PersonEntity: Name: NameFull: Walsh MC – PersonEntity: Name: NameFull: Chock VY – PersonEntity: Name: NameFull: Laptook AR – PersonEntity: Name: NameFull: Sokol GM – PersonEntity: Name: NameFull: Yoder BA – PersonEntity: Name: NameFull: Patel RM – PersonEntity: Name: NameFull: Cotten CM – PersonEntity: Name: NameFull: Carmen MF – PersonEntity: Name: NameFull: Devaskar U – PersonEntity: Name: NameFull: Chawla S – PersonEntity: Name: NameFull: Seabrook R – PersonEntity: Name: NameFull: Higgins RD – PersonEntity: Name: NameFull: Das A IsPartOfRelationships: – BibEntity: Dates: – D: 31 M: 12 Text: 2020 Dec 31 Type: published Y: 2020 Identifiers: – Type: issn-electronic Value: 1533-4406 Numbering: – Type: volume Value: 383 – Type: issue Value: 27 Titles: – TitleFull: The New England journal of medicine Type: main |
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