1. Oncology Unit, Department of Clinical Therapeutics, Alexandra Hospital, University of Athens, Athens, Greece
2. Hellenic Genito-Urinary Cancer Group, Athens, Greece
3. Department of Health Economics, National School of Public Health, Athens, Greece
4. 3rd Oncology Clinic, General Oncology Hospital of Kifisias “Ag. Anargyroi”, Athens, Greece
5. 2nd Oncology Clinic, Metropolitan Hospital, Piraeus, Greece
6. 2nd Department of Urology, Sismanoglio General Hospital, University of Athens, Athens, Greece
7. 2nd Department of Surgery, Aretaieion Academic Hospital, University of Athens, Athens, Greece
8. 1st University Urology Clinic, Laiko Hospital, University of Athens, Athens, Greece
9. 2nd Oncology Clinic, General Oncology Hospital of Kifisias “Ag. Anargyroi”, Athens, Greece
10. Department of Medical Oncology, 251 Airforce General Hospital, Athens, Greece
11. Department of Medical Oncology, University Hospital of Heraklion, Heraklion, Greece