1. Department of Urology, A.O.U. Città della Salute e della Scienza di Torino, Molinette Hospital, Turin, Italy
2. Department of Urology, Centro Hospitalar Universitário São João, Porto, Portugal
3. Department of Urology, Martha-Maria Hospital Nuremberg, Nuremberg, Germany
4. Department of Urology, Gülhane Research and Training Hospital, University of Health Sciences, Ankara, Turkey
5. Department of Neurosciences, Reproductive Sciences and Odontostomatology, University of Naples Federico II, Naples, Italy
6. Department of Urology, ASST-Sette Laghi, Circolo & Fondazione Macchi Hospital, University of Insurbria, Varese, Italy
7. Unit of Urology, Department of Woman, Child and General and Specialized Surgery, University of Campania “Luigi Vanvitelli”, Naples, Italy
8. Department of Urology, Princess Alexandra Hospital, London, UK
9. Department of Urology, Vittorio Emanuele II, University of Catania, Urology, Catania, Italy