1. Division of Gastroenterology and Hepatology University of New Mexico, Albuquerque, NM
2. Division of Gastroenterology, Hepatology and Endoscopy, Brigham and Women’s Hospital, Harvard Medical School. Boston, Massachusetts, United States
3. Division of Gastroenterology and Hepatology, Indiana University School of Medicine, Indianapolis, Indiana, United States
4. Division of Gastroenterology and Hepatology, Washington University School of Medicine, St Louis, Missouri, United States
5. Division of Gastroenterology and Hepatology, Case Western Reserve University School of Medicine, Cleveland, Ohio, United States
6. Division of Gastroenterology and Hepatology, University of Kansas Medical Center, Kansas City, Kansas, United States
7. Division of Gastroenterology and Hepatology, Massachusetts General Hospital, Boston, Massachusetts, United States
8. Division of Gastroenterology and Hepatology, University of Iowa, Iowa City, Iowa, United States
9. Division of Gastroenterology and Hepatology, University of Texas Southwestern Medical Center, Dallas, Texas, United States
10. Division of Gastroenterology and Hepatology, University of Arizona School of Medicine, Tuscon, Arizona, United States
11. Division of Gastroenterology and Hepatology, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama, United States
12. Division of Gastroenterology and Hepatology, University of Utah, Salt Lake City, Utah, United States
13. Division of Gastroenterology and Hepatology, Yale School of Medicine, New Haven, Connecticut, United States
14. Division of Gastroenterology and Hepatology, Oregon Health & Science University, Portland, Oregon, United States
15. Division of Gastroenterology and Hepatology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
16. Division of Gastroenterology and Hepatology, Oakland University William Beaumont School of Medicine, Royal Oak, Michigan, United States
17. Division of Gastroenterology and Hepatology, Allegheny Health Network, Pittsburgh, Pennsylvania, United States
18. Division of Gastroenterology and Hepatology, University of Texas Health Science Center at San Antonio, San Antonio, Texas, United States
19. Division of Gastroenterology and Hepatology, Cleveland Clinic Foundation, Cleveland, Ohio, United States
20. Division of Gastroenterology and Hepatology, University of Kentucky, Lexington, Kentucky, United States
21. Division of Gastroenterology and Hepatology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States
22. Division of Gastroenterology and Hepatology, Maimonides Medical Center, New York, New York, United States
23. Division of Gastroenterology and Hepatology, Boston University School of Medicine, Boston, Massachusetts, United States