Woldringh Gwendolyn H, Kremer Jan A M, Braat Didi D M, Meuleman Eric J H
Department of Obstetrics and Gynaecology, University Medical Centre St Radboud, Nijmegen, the Netherlands.
BJU Int. 2005 Oct;96(6):749-53. doi: 10.1111/j.1464-410X.2005.05708.x.