1 Department of Urology, University Federico II of Naples, Via S. Pansini, 5, Naples, 80131, ITALY.
2 Hospital Santa Maria delle Grazie, Pozzuoli, Naples Via Domiziana, Loc. La Schiana, Pozzuoli, Naples, Italy.
3 Department of Urology, University Federico II of Naples, Via S. Pansini, 5, Naples, 80131, ITALY. ester.illiano@inwind.it.
4 Department of General, Geriatric, Oncologic Surgery and Advanced Technologies, University "Federico II" of Naples, Via Pansini, 5, Naples, 80131, Italy.