Goktas C, Coskun A, Bicik Z, Horuz R, Unsal I, Serteser M, Albayrak S, Sarıca K
Urology Clinic, Kartal Training Hospital, Istanbul, Turkey

Porfyris O, Delakas D
Department of Urology, General Hospital of Athens "Asclepieio Voulas", Athens , Greece

Göktaş C, Akça O, Horuz R, Gökhan O, Albayrak S, Sarica K
Kartal Training and Research Hospital, Urology Department, Istanbul, Turkey

Badawy AA, Saleem MD, Abolyosr A, Aldahshoury M, Elbadry MS, Abdalla MA, Abuzeid AM
The Urology Department, Faculty of Medicine, Sohag University, Sohag, Egypt

Iynen I, Ciftci H, Bozkus F, Savas M
Department of Otolaryngology, Head and Neck Surgery, Harran University, Sanliurfa, Turkey