About the Authors
- Hannah E. Knight
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* E-mail: hknight@rcog.org.uk
Affiliations Nuffield Department of Obstetrics & Gynaecology, University of Oxford, Oxford, United Kingdom, Oxford Maternal & Perinatal Health Institute, University of Oxford, Oxford, United Kingdom
- Alice Self
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Affiliations Nuffield Department of Obstetrics & Gynaecology, University of Oxford, Oxford, United Kingdom, Oxford Maternal & Perinatal Health Institute, University of Oxford, Oxford, United Kingdom, Sandwell General Hospital, Lyndon, West Bromwich, United Kingdom
- Stephen H. Kennedy
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Affiliations Nuffield Department of Obstetrics & Gynaecology, University of Oxford, Oxford, United Kingdom, Oxford Maternal & Perinatal Health Institute, University of Oxford, Oxford, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: HK SK. Performed the experiments: HK AS. Analyzed the data: HK AS. Wrote the paper: HK AS SK.