Department of Gastroenterology, İzmir Atatürk Training and Research Hospital, İzmir
2.Department of Surgery, Atatürk Training and Research Hospital, İzmir
3.Departments of Gastroenterology and Pathology, Dokuz Eylül University, School of Medicine, İzmir
4.Department of Radiology, İzmir Tepecik Research and Training Hospital, İzmir
5.Departments of Gastroenterology and Medical Genetics, Dokuz Eylül University School of Medicine, İzmir