1. Department of Clinical Science Division of Obstetrics and Gynecology Intervention & Technology Karolinska Institutet and Center for Fetal Medicine Karolinska University Hospital Stockholm Sweden
2. Department of Clinical Medicine Faculty of Health Sciences Women’s Health and Perinatology Research Group UiT‐The Arctic University of Norway Tromsø Norway
3. Department of Obstetrics and Gynecology University Hospital of North Norway Tromsø Norway
4. Department of Community Medicine UiTThe Arctic University of Norway Tromsø Norway
5. Department of Obstetrics and Gynecology Haukeland University Hospital Bergen Norway
6. Department of Clinical Science University of Bergen Bergen Norway