1. Department of Surgical and Biomedical Sciences, Urology Clinic of Perugia, Perugia University, P.le Menghini, 06100, Perugia, Italy
2. Division of Interventional Radiology, S. Maria Hospital, Terni, Italy
3. Department of General Surgery Paride Stefanini, Umberto I PoliclinicoRoma, Italy
4. Department of Surgical and Biomedical Sciences, Division of Week surgery, S. Maria Hospital, Terni, Italy