1. Department of Urology, Kayseri Training and Research Hospital, Kayseri, Turkey.
2. Department of Urology, Acibadem University, Faculty of Medicine, Istanbul, Turkey.
3. Department of Urology, Pamukkale University, Faculty of Medicine, Denizli, Turkey.
4. Department of Urology, Canakkale Onsekiz Mart University, Faculty of Medicine, Canakkale, Turkey.
5. Department of Public Health, Pamukkale University, Faculty of Medicine, Denizli, Turkey.