http://orcid.org/0000-0003-4638-0638
About the Authors
- Peter Martin
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Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing
Current address: Department of Applied Health Research, University College London, London, United Kingdom
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
- Mario Cortina-Borja
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Roles Conceptualization, Funding acquisition, Methodology, Supervision, Writing – review & editing
Affiliation Population, Policy and Practice Programme, Great Ormond Street Institute of Child Health, University College London, London, United Kingdom
- Mary Newburn
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Roles Conceptualization, Writing – review & editing
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
- Gill Harper
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Roles Data curation, Investigation, Writing – original draft, Writing – review & editing
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
- Rod Gibson
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Roles Data curation, Software, Writing – review & editing
Affiliation Rod Gibson Associates Ltd., Wotton-under-Edge, United Kingdom
- Miranda Dodwell
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Roles Conceptualization, Data curation, Writing – review & editing
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
- Nirupa Dattani
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Roles Conceptualization, Funding acquisition, Methodology, Writing – original draft, Writing – review & editing
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
- Alison Macfarlane
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Roles Conceptualization, Funding acquisition, Methodology, Supervision, Visualization, Writing – original draft, Writing – review & editing
* E-mail: A.J.Macfarlane@city.ac.uk
Affiliation Centre for Maternal and Child Health Research, School of Health Sciences, City, University of London, London, United Kingdom
Competing Interests
Rod Gibson is a partner in Rod Gibson Associates Ltd. This does not alter our adherence to PLOS ONE policies on sharing data and materials. The remaining authors have no competing interests to declare.