1. Second Propaedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, ‘Attikon’ University Hospital, Chaidari
2. Hellenic GU Cancer Group
3. Department of Clinical Therapeutics, National and Kapodistrian University of Athens, ‘Alexandra’ Hospital, Athens
4. Department of Medical Oncology, School of Medicine, University General Hospital of Heraklion, Crete
5. First Department of Urology, National and Kapodistrian University of Athens, ‘Laikon’ Hospital
6. Second Department of Urology, National and Kapodistrian University of Athens, ‘Sismanoglion’ Hospital, Athens, Greece