1. Division of Obstetrics and Gynecology, Department of Clinical Sciences, Intervention and Technology (CLINTEC) Karolinska Institutet Stockholm Sweden
2. Department of Pregnancy Care and Delivery, Center for Fetal Medicine Karolinska University Hospital Stockholm Sweden
3. Department of Medicine (Huddinge) Karolinska Institutet Stockholm Sweden
4. Department of Clinical Science and Education Karolinska Institutet Stockholm Sweden
5. Department of Obstetrics and Gynecology Stockholm South Hospital Stockholm Sweden
6. Department of Clinical Sciences Danderyd Hospital Karolinska Institutet Stockholm Sweden
7. Department of Obstetrics and Gynecology Danderyd Hospital Stockholm Sweden
8. Department of Women's and Children's Health Karolinska Institutet Stockholm Sweden
9. Department of Gynecology and Reproductive Medicine Karolinska University Hospital Stockholm Sweden
10. Department of Clinical Medicine UiT The Arctic University of Norway Tromsø Norway