1. Division of Woman and Baby; Department of Obstetrics; University Medical Center Utrecht; Utrecht Netherlands
2. Julius Center for Health Sciences and Primary Care; University Medical Center Utrecht; Utrecht Netherlands
3. Department of Cardiology; University Medical Center Groningen; University of Groningen; Groningen Netherlands
4. Netherlands Heart Institute (ICIN); Utrecht Netherlands
5. Department of Obstetrics; Academic Medical Center; Amsterdam Netherlands
6. Department of Cardiology; Academic Medical Center; Amsterdam Netherlands
7. Department of Obstetrics; University Medical Center Groningen; Groningen Netherlands
8. Department of Cardiology; University Medical Center Utrecht; Utrecht Netherlands
9. Reproductive Biology Laboratory; Academic Medical Center; Amsterdam Netherlands