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