1. Department of Urology, San Giuseppe Hospital, IRCCS Multimedica, 20123 Milano, Italy
2. Department of Urology, University Hospital “Ospedali Riuniti”, Polytechnic University of Marche Region, 60131 Ancona, Italy
3. Urology Unit, Fondazione PTV Policlinico Tor Vergata University Hospital, 00133 Rome, Italy
4. Department of Urology, Usl Toscana Sud Est, San Donato Hospital, 52100 Arezzo, Italy
5. Department of Urology, A.O.U.I. Verona University, 37129 Verona, Italy
6. Maternal Infant and Urologic Sciences, Policlinico Umberto I Hospital, “Sapienza” University of Rome, 00185 Rome, Italy
7. Department of Surgery, S.H. Ho Urology Center, The Chinese University of Hong Kong, Hong Kong, China
8. Department of Urology, Ng Teng Fong General Hospital, National University Health System, Singapore 119074, Singapore