1. Norwegian Research Centre for Women’s Health, Oslo University Hospital, Oslo, Norway
2. Clinical Medicine, University of Oslo Faculty of Medicine, Oslo, Norway
3. Oslo University Hospital, Oslo, Norway
4. Kingston Hospital NHS Foundation Trust, Kingston upon Thames, United Kingdom of Great Britain and Northern Ireland
5. Germany
6. Netherlands
7. Portugal
8. France
9. Albanian Association of Perinatology
10. Bielorussian Society of Human Reproduction
11. Croatian Association of Perinatal Medicine
12. Czech Society of Perinatology and Feto-Maternal Medicine
13. Finnish Society of Perinatology
14. Societé Française de Medicine Perinatale
15. Hellenic Society of Perinatal Medicine
16. Hungarian Society of Perinatology and Obstetric Anesthesiology
17. Norsk Perinatalmedisinsk Forening
18. Portuguese Society of Obstetrics and Maternal-Fetal Medicine
19. Slovenian Association of Perinatal Medicine
20. Dutch Society of Obstetrics and Gynecology
21. Austrian Society for Pre- and Perinatal Medicine