1. Department of Oncologic, Minimally-Invasive Urology and Andrology, Careggi Hospital, University of Florence, Florence, Italy
2. Department of Pediatric Surgery, Pediatric Urology Unit, Meyer Children’s Hospital, Florence, Italy
3. Department of Pediatric Surgery, IRCCS Gaslini, Genoa, Italy
4. Meyer Children Hospital, Trauma Center, Florence, Italy
5. Department of Radiology, Careggi Hospital, Florence, Italy