About the Authors

Samantha Knights

Contributed equally to this work with: Samantha Knights, Smriti Prasad

Roles Data curation

Affiliation Department of Obstetrics and Gynaecology, Norfolk and Norwich University Hospitals NHS Foundation Trust, Norwich, United Kingdom

Smriti Prasad

Contributed equally to this work with: Samantha Knights, Smriti Prasad

Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

Affiliation Fetal Medicine Unit, St George’s University Hospitals NHS Foundation Trust, London, United Kingdom

Erkan Kalafat

Roles Conceptualization, Formal analysis, Methodology, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliations Department of Statistics, Middle East Technical University, Faculty of Arts and Sciences, Ankara, Turkey, Department of Obstetrics and Gynaecology, Koc University, School of Medicine, Istanbul, Turkey

Anahita Dadali

Roles Data curation

Affiliation Fetal Medicine Unit, St George’s University Hospitals NHS Foundation Trust, London, United Kingdom

Pam Sizer

Roles Conceptualization

Affiliation Department of Obstetrics and Gynaecology, Norfolk and Norwich University Hospitals NHS Foundation Trust, Norwich, United Kingdom

Francoise Harlow

Roles Conceptualization, Writing – review & editing

Affiliation Department of Obstetrics and Gynaecology, Norfolk and Norwich University Hospitals NHS Foundation Trust, Norwich, United Kingdom

Asma Khalil

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

akhalil@sgul.ac.uk

Affiliations Fetal Medicine Unit, St George’s University Hospitals NHS Foundation Trust, London, United Kingdom, Vascular Biology Research Centre, Molecular and Clinical Sciences Research Institute, St George’s University of London, London, United Kingdom, Fetal Medicine Unit, Liverpool Women’s Hospital, Liverpool, United Kingdom

Competing Interests

I have read the journal’s policy and the authors of this manuscript have the following competing interests: AK is a Vice President of the Royal College of Obstetricians and Gynaecologists. AK is a Trustee (and the Treasurer) of the International Society of Ultrasound in Obstetrics and Gynecology AK has lectured at and consulted in several ultrasound-based projects, webinars and educational events.