1. Department of Urology, Faculty of Medicine, Yuzuncu Yıl University, Van, Turkey
2. Department of Biophysics, Faculty of Medicine, Yuzuncu Yıl University, Van, Turkey
3. Department of Biology, Faculty of Education, Yuzuncu Yıl University, Van, Turkey
4. Department of Histology and Embryology, Faculty of Medicine, Yuzuncu Yıl University, Van, Turkey
5. Department of Urology, Faculty of Medicine, Selçuk University, Konya, Turkey
6. Department of Urology, Van Training and Research Hospital, Van, Turkey