Affiliation: | 1. Department of Urology, Academic Medical Center, University of Amsterdam, , Amsterdam, the Netherlands;2. Department of Urology, University Hospital of Heraklion, University of Crete Medical School, , Heraklion, Crete, Greece;3. Second Department of Urology, Sismanoglio Hospital, University of Athens Medical School, , Athens, Greece;4. Department of Urology, SLK Kliniken Heilbronn, University of Heidelberg, , Heilbronn, Germany;5. Department of Urology, San Luigi Hospital, University of Turin, , Orbassano, Turin, Italy |