Affiliations

• ¹ Division of Gastroenterology and Hepatology, Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA.
• ² Department of Medicine/Division of Gastroenterology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA; Department of Medicine/Division of Gastroenterology, White River Junction VAMC, White River Junction, Vermont, USA; University of Connecticut School of Medicine, Farmington, Connecticut, USA.
• ³ Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA; Department of Medicine, Section of Gastroenterology and Hepatology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire, USA; New Hampshire Colonoscopy Registry, Lebanon, New Hampshire, USA.
• ⁴ Division of Gastroenterology, Department of Medicine, University of California San Francisco; Chief Medical Officer, University of California San Francisco Health System.
• ⁵ Division of Gastroenterology, Department of Medicine, University of Washington School of Medicine, Seattle, Washington, USA; VA Puget Sound Health Care System, Seattle, Washington, USA.
• ⁶ Department of Medicine, University of California, San Francisco, California, USA; Division of Gastroenterology, San Francisco Veterans Affairs Medical Center, San Francisco, California, USA.
• ⁷ Division of Gastroenterology and Hepatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, USA.
• ⁸ Kaiser Permanente Division of Research, Pleasonton, California, USA.
• ⁹ Division of Gastroenterology, Department of Medicine, NYU Grossman School of Medicine, New York Harbor Veterans Affairs Health Care System, New York, New York, USA.
• ¹⁰ Department of Gastroenterology, Hepatology and Nutrition, Digestive Diseases Institute, Cleveland Clinic, Cleveland, Ohio, USA.
• ¹¹ Division of Gastroenterology and Hepatology, Mayo Clinic Florida, Jacksonville, Florida, USA.
• ¹² Division of Gastroenterology and Hepatology, Mayo Clinic Rochester, Rochester, Minnesota, USA.
• ¹³ Division of Gastroenterology and Hepatology, University of North Carolina, Chapel Hill, North Carolina, USA.