1. Division of Gastroenterology, Diyarbakir Gazi Yasargil Education and Research Hospital, University of Health Sciences
2. Department of Family Medicine, Dicle University School of Medicine, Diyarbakir
3. Department of Gastroenterology, Bingöl Government Hospital, Bingöl
4. Department of Gastroenterology, Dicle University School of Medicine
5. Department of Gastroenterology, Dicle University School of Medicine, Diyarbakir, Turkey