1 Department of Gynecology and Obstetrics, Clinics Hospital, University of São Paulo, Ribeirão Preto, São Paulo, Brazil.
2 Second Department of Obstetrics and Gynecology, Aristotle University of Thessaloniki, Thessaloniki, Greece.
3 Washington University School of Medicine, Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, St Louis, MO, USA.
4 Fetal Medicine Unit, St George's University Hospitals NHS Foundation Trust, University of London, London, UK.
5 Vascular Biology Research Centre, Molecular and Clinical Sciences Research Institute, St George's University of London, London, UK.
6 Center for Fetal Care and High Risk Pregnancy, Department of Obstetrics and Gynecology, University of Chieti, Chieti, Italy.
7 Fetal Ultrasound, Intermountain Healthcare, Salt Lake City, UT, USA.
8 Department of Obstetrics and Fetal Medicine, Hôpital Necker-Enfants Malades, Assistance Publique-Hôpitaux de Paris, Paris Cité University, Paris, France.
9 Royal Women's Hospital, Melbourne, Australia; Department of Obstetrics and Gynaecology, University of Melbourne, Melbourne, Australia.
10 Elizabeth Garrett Anderson Institute for Women's Health, University College London, London, UK.
11 Fetal Medicine Unit, University College London Hospitals NHS Foundation Trust, London, UK.
12 Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Thomas Jefferson University, Philadelphia, PA, USA.
13 Maternal Fetal Medicine Unit, Gold Coast University Hospital and School of Medicine, Griffith University, Gold Coast, Queensland, Australia.