About the Authors
- Colleen D. Acosta
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Affiliation National Perinatal Epidemiology Unit, University of Oxford, Oxford, United Kingdom
- Jennifer J. Kurinczuk
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Affiliation National Perinatal Epidemiology Unit, University of Oxford, Oxford, United Kingdom
- D. Nuala Lucas
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Affiliation Department of Anaesthesia, Northwick Park Hospital, Harrow, United Kingdom
- Derek J. Tuffnell
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Affiliation Bradford Royal Infirmary, Bradford Hospitals NHS Trust, Bradford, United Kingdom
- Susan Sellers
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Affiliation St. Michael's Hospital, University Hospitals Bristol NHS Trust, Bristol, United Kingdom
- Marian Knight
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* E-mail: marian.knight@npeu.ox.ac.uk
Affiliation National Perinatal Epidemiology Unit, University of Oxford, Oxford, United Kingdom
- on behalf of the United Kingdom Obstetric Surveillance System
Competing Interests
SS is Chair of the Claims Advisory Committee at the Medical Protection Society for which she receives an honorarium. All other authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: CA JJK MK. Performed the experiments: CA MK. Analyzed the data: CA JJK DT MK. Wrote the first draft of the manuscript: CA. Contributed to the writing of the manuscript: CA JJK DNL DJT SS MK. ICMJE criteria for authorship read and met: CA JJK DNL DJT SS MK. Agree with manuscript results and conclusions: CA JJK DNL DJT SS MK.