| Affiliation: | 1. Division of Gastroenterology and Hepatology, Department of Medicine, Mayo Clinic, 13400 East Shea Boulevard, Scottsdale, AZ 85259, USA;2. Division of Health Care Policy and Research, Department of Health Services Research, 200 First Street SW, Rochester, MN 55905, USA;3. Robert D. and Patricia E. Kern Center for the Science of Health Care Delivery, Mayo Clinic, 200 First Street SW, Rochester, MN 55905, USA;1. Division of Gastroenterology, McGill University Health Center, McGill University, Montreal, Quebec, Canada;2. Epidemiology and Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada;1. Rappaport Faculty of Medicine, Technion-Israel Institute of Technology, Israel;2. Interventional Endoscopy Unit, Department of Gastroenterology, Rambam Health Care Campus, Haifa, Israel;3. The Institute of Gastroenterology and Liver Diseases, Ha''Emek Medical Center, Afula, Israel;1. Department of Surgery, University of Wisconsin, 600 North Highland Avenue, MC 7375, Madison, WI 53792, USA;2. Department of Surgery, University of Wisconsin, K4/752 CSC, 600 Highland Avenue, MC 7375, Madison, WI 53792-0001, USA |
