1 Department of Woman, Child and General and Specialized Surgery, University of Campania 'Luigi Vanvitelli', Naples, Italy. ferdinando-fusco@libero.it.
2 Department of Urology, University College London Hospitals NHS Foundation Trust, London, UK.
3 Department of Woman, Child and General and Specialized Surgery, University of Campania 'Luigi Vanvitelli', Naples, Italy.
4 Department of Urology, Sant'Andrea Hospital, Sapienza University of Rome, Rome, Italy.
5 Department of Neurosciences, Reproductive Sciences and Odontostomatology, University of Naples Federico II, Naples, Italy.