How long should urinary bladder catheterisation be continued after vaginal prolapse surgery? A randomised controlled trial comparing short term versus long term catheterisation after vaginal prolapse surgery

^aSpaarne Hospital, Van Heythuizenweg 1, P.O. Box 1644, 2003, BR Haarlem, The Netherlands

^bMedisch centrum Alkmaar, Clinical Eidemeology and Biostatistics, Wilhelminalaan 12 Alkmaar, Noord Holland, P.O. Box 501, The, Netherlands