1. Department of Urology, School of Medicine, Acibadem Mehmet Ali Aydinlar University, Istanbul, Turkey.
2. Department of Urology, Acibadem Maslak Hospital, Istanbul, Turkey.
3. Department of Urology, Acibadem Taksim Hospital, Istanbul, Turkey.
4. 2nd Urology Department, Athens Medical School, Sismanogleio General Hospital, University of Athens, Athens, Greece.
5. Department of Public Health and Occupational Health, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey.
6. Department of Urology, Cerrahpasa School of Medicine, Istanbul University, Istanbul, Turkey.