1. Department of Gastroenterology, Dicle University, School of Medicine, Diyarbakir, Turkey
2. Gastroenterology Clinic, Gazi Yasargil Education and Research Hospital, Diyarbakir, Turkey
3. Department of Pathology, Dicle University, School of Medicine, Diyarbakir, Turkey
4. Department of Pediatric Surgery, Dicle University, School of Medicine, Diyarbakir, Turkey
5. Department of Biochemistry, Dicle University, School of Medicine, Diyarbakir, Turkey
6. Department of Gastroenterology, Medeniyet University, School of Medicine, İstanbul, Turkey