1. Department of Obstetrics Copenhagen University Hospital Rigshospitalet Copenhagen Denmark
2. The Research Unit for Women’s and Children’s Health The Juliane Marie CenterCopenhagen University Hospital Rigshospitalet Copenhagen Denmark
3. Department of Clinical Medicine University of CopenhagenFaculty of Health and Medical Sciences Copenhagen Denmark
4. Center for Pregnancy and Heart Disease Copenhagen University Hospital Rigshospitalet Copenhagen Denmark
5. The University Hospitals Center for Health ResearchCopenhagen University Hospital Rigshospitalet Copenhagen Denmark
6. Department of Public Health University of Copenhagen Copenhagen Denmark
7. Center of Fetal Medicine and Pregnancy Department of Obstetrics Copenhagen University Hospital Rigshospitalet Copenhagen Denmark