Published on in Vol 3, No 2 (2014): Apr-Jun
1 Department of Obstetrics and Gynecology, VU University Medical Center, Amsterdam, The Netherlands
2 Department of Public and Occupational Health, VU University Medical Center, Amsterdam, The Netherlands
3 EMGO Institute for Health and Care Research, Amsterdam, The Netherlands
4 Department of Epidemiology and Statistics, VU University Medical Center, Amsterdam, The Netherlands
5 Department of Health Sciences, Faculty of Earth and Life Sciences, VU University, Amsterdam, The Netherlands
6 Department of Obstetrics and Gynecology, Meander Medical Center, Amersfoort, The Netherlands
7 Department of Obstetrics and Gynecology, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands
8 Department of Obstetrics and Gynecology, Flevo Hospital, Almere, The Netherlands
9 Department of Obstetrics and Gynecology, Kennemer Gasthuis, Haarlem, The Netherlands
10 Department of Obstetrics and Gynaecology, Spaarne Hospital, Hoofddorp, The Netherlands
11 Department of Obstetrics and Gynaecology, Diakonessenhuis, Utrecht, The Netherlands
12 Department of Obstetrics and Gynecology, Amstelland Hospital, Amstelveen, The Netherlands
13 Department of Obstetrics and Gynecology, Medical Center Alkmaar, Alkmaar, The Netherlands
