1. Department of Gastroenterology and Hepatology, University Medical Center Utrecht, Utrecht, The Netherlands
2. Institute of Gastroenterology and Liver Diseases, Ha’Emek Medical Center, Afula, Israel
3. GI Endoscopy Unit, Elisha Hospital, Haifa, Israel
4. EndoAid Ltd., Caesarea, Israel
5. Department of Medicine, Division of Gastroenterology and Hepatology, Indiana University Hospital, Indianapolis, IN, United States