1. Department of Medicine, Division of Gastroenterology, Hepatology, and Nutrition, University of Minnesota, Minneapolis, Minnesota, United States
2. Department of Internal Medicine, The Wright Center for Graduate Medical Education, Scranton, Pennsylvania, United States
3. Department of Internal Medicine, East Carolina University, Greenville, North Carolina, United States
4. Brown University, Warren Alpert Medical School, Providence, Rhode Island, United States
5. Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, United States
6. Division of Gastroenterology, Department of Medicine and Population Health, NYU Grossman School of Medicine, New York, New York, United States