| Authors: |
Newman T; NIHR Policy Research Unit in Maternal and Neonatal Health and Care, National Perinatal Epidemiology Unit, Nuffield Department of Women's and Reproductive Health, University of Oxford, New Radcliffe House, Radcliffe Observatory Quarter, Woodstock Road, Oxford OX2 6GG, United Kingdom., Dennis R; National Perinatal Epidemiology Unit Clinical Trials Unit, Nuffield Department of Women's and Reproductive Health, University of Oxford, New Radcliffe House, Radcliffe Observatory Quarter, Woodstock Road, Oxford OX2 6GG, United Kingdom., Fitzpatrick K; NIHR Policy Research Unit in Maternal and Neonatal Health and Care, National Perinatal Epidemiology Unit, Nuffield Department of Women's and Reproductive Health, University of Oxford, New Radcliffe House, Radcliffe Observatory Quarter, Woodstock Road, Oxford OX2 6GG, United Kingdom., Heazell AEP; Maternal and Fetal Health Research Centre, Division of Developmental Biology and Medicine, School of Medical Sciences, University of Manchester, United Kingdom., Kenyon S; School of Health Sciences, University of Birmingham, United Kingdom., Sanders J; School of Healthcare Sciences, Cardiff University, United Kingdom., Rowe R; NIHR Policy Research Unit in Maternal and Neonatal Health and Care, National Perinatal Epidemiology Unit, Nuffield Department of Women's and Reproductive Health, University of Oxford, New Radcliffe House, Radcliffe Observatory Quarter, Woodstock Road, Oxford OX2 6GG, United Kingdom. Electronic address: Rachel.rowe@npeu.ox.ac.uk. |