1 Department of Maternal-Infant and Urological Sciences, "Sapienza" University of Rome, Policlinico Umberto I Hospital, Rome, Italy.
2 Department of Maternal-Infant and Urological Sciences, "Sapienza" University of Rome, Policlinico Umberto I Hospital, Rome, Italy. [email protected].
3 Department of Urology, Stanford University School of Medicine, Stanford, CA, USA. [email protected].
4 Department of Public Health and Infectious Diseases, "Sapienza" University of Rome, Policlinico Umberto I Hospital, Rome, Italy.
5 Biostatistical Unit, IRCSS Regina Elena National Cancer Institute, Rome, Italy.
6 Department of Urology, Stanford University School of Medicine, Stanford, CA, USA.