1. Center of Perinatal Medicine and Health Institute of Clinical Sciences Sahlgrenska Academy Gothenburg Sweden
2. Department of Obstetrics and Gynecology Södra Älvsborg Hospital Borås Sweden
3. Department of Obstetrics and Gynecology Region Vastra GotalandSahlgrenska University Hospital Gothenburg Sweden
4. Department of Obstetrics and Gynecology Faculty of Medicine and Health Örebro University Örebro Sweden
5. Center for Clinical Research Dalarna Falun Hospital Falun Sweden
6. Department of Women’s and Children’s Health Uppsala University Uppsala Sweden
7. Center for Fetal Medicine Karolinska University Hospital Stockholm Sweden
8. Department of Genetics and Bioinformatics Domain of Health Data and DigitalizationInstitute of Public Health Oslo Norway
9. Department of Medical Sciences Malmö Lund University Lund Sweden
10. Department of Obstetrics and Gynecology Skåne University Hospital Malmö Sweden