1. Aydin Şeref Köksal MD, Specialist, Department of Gastroenterology, Türkiye Yüksek IIhtisas Hospital, Ankara, Turkey
2. Oğuz Üsküdar MD, Research Fellow, Department of Gastroenterology, Türkiye Yüksek Ihtisas Hospital
3. Seyfettin Köklü MD, Specialist, Department of Gastroenterology, Türkiye Yüksek Ihtisas Hospital
4. Osman Yüksel MD, Specialist, Department of Gastroenterology, Numune Hospital, Ankara
5. Yavuz Beyazit MD, Research Fellow, Department of Internal Medicine, Hacettepe Medicine Faculty, Ankara
6. Burhan Şahin MD, Instructor, Department of Gastroenterology, Türkiye Yüksek Ihtisas Hospital