1. Department of Maternal Infant and Urologic Sciences, ‘Sapienza’ University of Rome, Policlinico Umberto I Hospital, Rome
2. Department of Urology and Division of Experimental Oncology, URI, Urological Research Institute, IRCCS San Raffaele Scientific Institute
3. Division of Oncology, Unit of Urology, IRCCS Ospedale San Raffaele, Vita-Salute San Raffaele University, Milan, Italy
4. Department of Urology, Stanford University School of Medicine, Stanford, California, USA