1 Department of Urology, University of Verona, Azienda Ospedaliera Universitaria Integrata, Verona, Italy - riccardogiuseppe.bertolo@univr.it.
2 Urological Robotic Surgery and Renal Transplantation Unit, Department of Experimental and Clinical Medicine Careggi Hospital, University of Florence, Florence, Italy.
3 Department of Urology, San Luigi Gonzaga Hospital, University of Turin, Orbassano, Turin, Italy.