1. Department of Obstetrics, Division of Fetal therapy Leiden University Medical Center Leiden The Netherlands
2. Department of Obstetrics and Gynecology University Hospitals Leuven Leuven Belgium
3. Department of Obstetrics and Maternal‐Fetal Medicine Hôpital Necker‐Enfants Malades, AP‐HP Paris France
4. Fetal Therapy Unit ‘U. Nicolini’, Vittore Buzzi Children's Hospital University of Milan Milan Italy
5. Department of Obstetrics and Gynecology Strasbourg University Hospital Strasbourg Cedex France
6. Fetal Medicine Unit, Ontario Fetal Centre, Mount Sinai Hospital University of Toronto Toronto Canada
7. Maternal Fetal Medicine Unit, Department of Obstetrics Vall d'Hebron University Hospital Barcelona Spain
8. Fetal Medicine Unit, St George's University Hospitals NHS Foundation Trust University of London London UK
9. Vascular Biology Research Centre Molecular and Clinical Sciences Research Institute, St George's University of London London UK
10. The Fetal Center, Department of Obstetrics, Children's Memorial Hermann Hospital, Gynecology and Reproductive Sciences, UT Health, McGovern Medical School University of Texas Houston TX USA
11. Division of Obstetrics and Maternal Fetal Medicine, Department of Obstetrics and Gynecology Medical University of Graz, Graz Austria
12. Department of Obstetrics and Fetal Medicine University Medical Center Hamburg‐Eppendorf Hamburg Germany
13. Department of Maternal Fetal Medicine Mater Mothers' Hospital South Brisbane Queensland Australia
14. Department of Obstetrics and Gynecology, University Hospital Brugmann Université Libre de Bruxelles Brussels Belgium
15. Acad. V. I. Kulakov Research Center of Obstetrics Gynecology, and Perinatology, Ministry of Health of the Russian Federation Moscow Russia
16. Department of Obstetrics, Gynecology and Reproductive Sciences Yale School of Medicine New Haven CT USA
17. Fetal Medicine Centre, Birmingham Women's and Children's Foundation Trust University of Birmingham Birmingham UK
18. Center for Fetal Medicine Karolinska University Hospital Stockholm Sweden
19. Department of Pediatrics, Division of Neonatology Leiden University Medical Center Leiden The Netherlands