Affiliation: | 1. Section of Gastroenterology, Department of Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California;3. Section of Gastroenterology, Department of Medicine, Cedars-Sinai Medical Center, Los Angeles, California;4. Section of Gastroenterology, Department of Medicine, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire;5. Section of Gastroenterology, Department of Medicine, Penn State Health, Hershey, Pennsylvania;7. Section of Gastroenterology, Department of Medicine, Virginia Mason Medical Center, Seattle, Washington;12. Gastro One, Germantown, Tennessee;8. Crohn’s and Colitis Foundation, New York, New York;9. Section of Gastroenterology and Hepatology, Department of Medicine, Baylor College of Medicine, Houston, Texas |