1. Department of Human and Pediatric Pathology ‘Gaetano Barresi’; Urologic Section; University of Messina; Messina Italy
2. Division of Urology; San Luigi Gonzaga Hospital Orbassano; University of Turin; Turin Italy
3. Urology Unit; ‘Santa Maria Regina degli Angeli’ Hospital; Adria (Ro) Italy
4. Department of Urology; Careggi Hospital; University of Florence; Florence Italy
5. Urology Unit; ASST, Spedali Civili di Brescia; University of Brescia; Brescia Italy
6. Department of Urology; University Federico II of Naples; Napoli Italy
7. Urologic Unit; Department of Oncologic, Surgical and Gastrointestinal Sciences; University of Padua; Padua Italy
8. Urology Unit; Academic Medical Centre Hospital ‘Santa Maria della Misericordia’; Udine Italy