1. Department of Urology, Ospedale Policlinico San Martino University of Genoa Genoa Italy
2. Department of Biostatistic University of Genoa Genoa Italy
3. Department of Urology, Careggi Hospital University of Florence Florence Italy
4. Department of Urology, Campus Biomedico Hospital University Campus Biomedico Rome Italy
5. Department of Urology, Hospital Policlinico Tor Vergata University of Roma Tor Vergata Rome Italy
6. Department of Urology, Policlinico G.B. Rossi Hospital University of Verona Verona Italy
7. Department of Urology, Molinette hospital University of Torino Torino Italy
8. Department of Urology, Gemelli Hospital Cattolica University of Rome Rome Italy
9. Department of Urology University of Padua¦ Padua Italy
10. Department of Urology Hospital Maggiore Policlinico Mangiagalli e Regina Elena Milan Italy
11. Department of Urology, S. Orsola Hospital University of Bologna Bologna Italy
12. Department of Urology Ospedali riuniti di Ancona University of Marche Ancona Italy
13. Department of Urology, Policlinico di Modena Hospital University of Modena Modena Italy
14. Department of Urology, Sant'Andrea Hospital University La Sapienza Rome Italy
15. Department of Urology, Santissima Trinità Hospital University of Cagliari Cagliari Italy
16. Department of Urology, Cattinara Hospital University of Trieste Italy
17. Department of Urology, Umberto I Hospital University La Sapienza of Rome Rome Italy
18. Department of Urology, SS. Annunziata Hospital University of Chieti Chieti Italy
19. Department of Urology, Policlinico di Bari Hospital University of Bari Bari Italy
20. Department of Urology, San Luigi Gonzaga Hospital University of Turin Turin Italy
21. Department of Surgery, Urology Section University of Catania Catania Italy
22. Department of Urology, Cisanello Hospital University of Pisa Pisa Italy
23. Department of Urology, A.O. Spedali Civili di Brescia University of Brescia Brescia Italy
24. Department of Urology, Policlinico Federico II Hospital University Federico II of Naples Naples Italy
25. Department of Urology, Keck School of Medicine University of Southern California California LA USA
26. Norris Cancer Center University of Southern California California LA USA