1. Department of Urology, University Hospital of Bern, 3010 Bern, Switzerland
2. Department of Urology, University Medical Centre Rostock, 18057 Rostock, Germany
3. Clinic for Urology, Paediatric Urology and Andrology, Justus-Liebig-University Giessen, 35390 Giessen, Germany
4. Southwest Continence Center, Schwarzwald-Baar-Klinikum, 78052 Villingen-Schwenningen, Germany
5. Continence-and Pelvic-Floor-Centre, Franziskus-Hospital Berlin, 10787 Berlin, Germany
6. Women’s Hospital, Helios Clinic Erfurt, 99089 Erfurt, Germany
7. University Women’s Clinic, Heinrich-Heine-University Düsseldorf, 40225 Düsseldorf, Germany
8. Department of Urology and Kidney Transplantation, Martin Luther University, 06108 Halle (Saale), Germany
9. Klinik für Urologie, Asklepios Klinik Wandsbek, 22043 Hamburg, Germany
10. Clinic for Urology and Pediatric Urology, St.-Antonius Hospital gGmbH, Academic Teaching Hospital of RWTH Aachen, 52249 Eschweiler, Germany
11. Department of Urology and Paediatric Urology, University Clinic RWTH Aachen, 52074 Aachen, Germany
12. Clinic for Urology and Pediatric Urology, University Medicine Johannes-Gutenberg-University Mainz, 55131 Mainz, Germany