1. Servicio de Urologia; Hospital Universitario de Canarias; Santa Cruz de Tenerife Spain
2. Department of Urogynaecology; King's College Hospital; London UK
3. Department of Urology; Royal Hallamshire Hospital; Sheffield UK
4. Department of Gynaecology; Hospital Clinic; Barcelona Spain
5. Department of Obstetrics and Gynaecology; Guy′s Hospital; London UK
6. The Prostate Centre; London UK
7. Department of Obstetrics and Gynaecology; Sahlgrenska University Hospital; Gothenburg Sweden
8. Department of Urology; University of Tübingen; Tübingen Germany
9. Department of Urology; Sapienza University; Rome Italy