1. Division of Pediatric Urology, Department of Pediatric Surgery, Faculty of Medicine, Ondokuz Mayıs University, Samsun, Turkey.
2. Division of Pediatric Urology, Department of Urology, Faculty of Medicine, Harran University, Şanlıurfa, Turkey.
3. Department of Pediatric Surgery, Faculty of Medicine, Ondokuz Mayıs University, Samsun, Turkey.
4. Division of Pediatric Urology, Department of Pediatric Surgery, Marmara University Faculty of Medicine, Pendik, İstanbul, Turkey.
5. Divison of Pediatric Radiology, Department of Radiology, Cebeci Kampüsü Çankaya, Faculty of Medicine, Ankara University, Ankara, Turkey.