Published on in Vol 20, No 1 (2018): January

1 Amsterdam Public Health Research Institute, Department of Public and Occupational Health, VU University Medical Center, Amsterdam, The Netherlands
2 Department of Obstetrics and Gynaecology, VU University Medical Center, Amsterdam, The Netherlands
3 Department of Obstetrics and Gynaecology, Spaarne Gasthuis, Haarlem, The Netherlands
4 Department of Surgery, Spaarne Gasthuis, Haarlem, The Netherlands
5 Department of Obstetrics and Gynaecology, Diakonessenhuis, Utrecht, The Netherlands
6 Department of Surgery, Diakonessenhuis, Utrecht, The Netherlands
7 Department of Surgery, VU University Medical Center, Amsterdam, The Netherlands