1. Department of Urology, Ankara Ataturk Training and Research Hospital, Ankara, Turkey.
2. Department of Urology, Ankara Ataturk Training and Research Hospital, Yildirim Beyazit University, School of Medicine, Ankara, Turkey.
3. Department of Urology, Erzurum Training and Research Hospital, Erzurum, Turkey.
4. Department of Urology, Inonu University, School of Medicine, Malatya, Turkey.
5. Department of Pathology, Ankara Ataturk Training and Research Hospital, Ankara, Turkey.
6. Department of Pathology, Ankara Ataturk Training and Research Hospital, Yildirim Beyazit University, School of Medicine, Ankara, Turkey.