1. Department of Radiology, Atatürk University, School of Medicine, Erzurum, Turkey

2. Department of Radiology, Şifa University School of Medicine, İzmir, Turkey

3. Department of Radiology, Muğla Sıtkı Koçman University School of Medicine, Muğla, Turkey

4. Departments of Gastroenterology, Atatürk University School of Medicine, Erzurum, Turkey

5. Department of Radiology, Pamukkale University School of Medicine, Denizli, Turkey