Huri E, Tatar I, Germiyanoglu C, Karakan T, Celik HH, Ersoy O.
Second Urology Clinic, Ministry of Health, Ankara Training and Research Hospital, Ankara, Turkey

Georgiev MI, Ormanov DI, Vassilev VD, Dimitrov PD, Mladenov VD, Popov EP, Simeonov PP, Panchev PK
Department of Urology, University Hospital »Alexandrovska« Medical University Sofia, Sofia, Bulgaria

Maeda S, Naganuma T, Takemoto Y, Shoji T, Okamura M, Nakatani T.
Department of Urology, Metabolism and Molecular Medicine, Osaka City University Graduate School of Medicine, Osaka, Japan

Sfoungaristos S, Polimeros N, Kavouras A, Perimenis P
Urology Department, Patras University Hospital, Building A, 4th floor, Rion, 26500, Patras, Greece

Krambeck AE, Rule AD, Li X, Bergstralh EJ, Gettman MT, Lieske JC
Department of Urology, Mayo Clinic School of Medicine, Rochester, Minnesota 55905, USA.