About the Authors

Sharon Morad

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft, Writing – review & editing

sharon.morad@nhs.net

Affiliation Birmingham Women’s Hospital, Birmingham, United Kingdom

David Pitches

Roles Conceptualization, Data curation, Formal analysis, Methodology, Project administration, Writing – original draft, Writing – review & editing

Affiliation Directorate of Public Health and Wellbeing, Dudley Metropolitan Borough Council, Dudley, United Kingdom

Alan Girling

Roles Data curation, Formal analysis, Methodology, Software, Validation, Writing – review & editing

Affiliation Institute of Applied Health Research, University of Birmingham, Birmingham, United Kingdom

Beck Taylor

Roles Methodology, Writing – review & editing

Affiliation Institute of Applied Health Research, University of Birmingham, Birmingham, United Kingdom

Vikki Fradd

Roles Data curation, Validation, Writing – review & editing

Affiliation Neonatal Unit, Birmingham Heartlands Hospital, University Hospitals Birmingham, Birmingham, United Kingdom

Christine MacArthur

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

Affiliation Institute of Applied Health Research, University of Birmingham, Birmingham, United Kingdom

Sara Kenyon

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

Affiliation Institute of Applied Health Research, University of Birmingham, Birmingham, United Kingdom

Competing Interests

Sharon Morad reports that she is married to one of the co-authors (DP). David Pitches reports that he is married to the corresponding author (SM). Alan Girling has nothing to disclose. Vikki Fradd has nothing to disclose. Beck Taylor reports funding from the NIHR during the study duration. Christine MacArthur reports funding from the NIHR during the study duration. Sara Kenyon reports funding from the NIHR during the study duration. Our competing interests statement does not alter our adherence to PLOS ONE policies on sharing data and materials.