| Authors: |
Schmidt B; Division of Neonatology, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA; Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada. Electronic address: barbara.schmidt@uphs.upenn.edu., Roberts RS; Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada., Whyte RK; Department of Pediatrics, Dalhousie University, Halifax, Canada., Asztalos EV; Department of Paediatrics, University of Toronto, Toronto, Canada., Poets C; Department of Neonatology, Eberhard Karls University, Tuebingen, Germany., Rabi Y; Department of Pediatrics, University of Calgary, Calgary, Canada., Solimano A; Department of Pediatrics, University of British Columbia, Vancouver, Canada., Nelson H; Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada. |
