1. Department of Obstetrics and Gynaecology; Maastricht University Medical Centre (MUMC); Maastricht The Netherlands
2. Department of Cardiology, MUMC; Maastricht The Netherlands
3. Department of Cardiology; Radboud UMC; Nijmegen The Netherlands
4. Department of Internal Medicine; Radboud UMC; Nijmegen The Netherlands
5. Department of Obstetrics and Gynaecology; Radboud UMC; Nijmegen The Netherlands