1. Division of Woman and Baby, University Medical Center Utrecht, The Netherlands
2. Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, The Netherlands
3. Department of Obstetrics and Gynaecology, VU University, The Netherlands
4. Department of Obstetrics and Gynaecology, Medical Center Haaglanden, The Netherlands
5. Department of Obstetrics and Gynaecology, University of Groningen, The Netherlands
6. Department of Obstetrics and Gynecology, Erasmus MC University Medical Center, The Netherlands
7. Department of Cardiology, Radboud University Medical Center, The Netherlands
8. Department of Internal Medicine, Erasmus MC, The Netherlands
9. Department of Radiology, University Medical Center Utrecht, The Netherlands