1. Department of Pediatric Surgery, Şanlıurfa Training and Research Hospital, Şanlıurfa, Turkey
2. Department of Pediatric Surgery, İstanbul Sancaktepe Şehit Prof. Dr. İlhan Varank Training and Research Hospital, Istanbul, Turkey
3. Department of Pediatric Surgery, Mehmet Akif İnan Training and Research Hospital, Şanlıurfa, Turkey
4. Department of Pediatric Surgery, Faculty of Medicine, Goztepe Prof. Dr. Suleyman Yalcin City Hospital, Istanbul Medeniyet University, Istanbul, Turkey