1. Department of Urology, Diskapi Yildirim Beyazid Training and Research Hospital, Ankara, Turkey.
2. Department of Urology, Faculty of Medicine, Dicle University, Diyarbakır, Turkey.
3. Department of Urology, Dr. Sami Ulus Maternity, Children's Health and Diseases Training and Research Hospital, Ministry of Health, Ankara, Turkey.
4. Department of Urology, Urology Residency Training Program, Ankara, Turkey.