1. Department of Urology, Santa Chiara Regional Hospital, Trento, Italy.
2. Department of Urology, University of Turin, Turin, Italy.
3. Division of Pathological Anatomy, University of Florence, Florence, Italy.
4. Urology and Sonography Secondary Care Clinic, Azienda Ospedaliera Istituti Clinici di Perfezionamento, Milano, Italy.
5. Department of Urology, University of Naples Federico II, Naples, Italy.
6. Biomedical Research Division, Department of Theoretical and Applied Sciences, Universita degli Studi dell'Insubria, Busto Arsizio, Italy.
7. Department of Translational Research and New Technologies, University of Pisa, Pisa, Italy.