1. Division of Gastroenterology/Hepatology; University of California San Francisco; San Francisco CA
2. Division of Gastroenterology and Hepatology; University of Michigan; Ann Arbor MI
3. Liver Diseases and Hepatitis Program; Alaska NativeTribal Health Consortium; Anchorage AK
4. Division of Gastroenterology; Corporal Michael J. Crescenz VA Medical Center & University of Pennsylvania Perelman School of Medicine; Philadelphia PA
5. Department of General Internal Medicine; The University of Texas MD Anderson Cancer Center; Houston TX
6. Division of Gastroenterology, Hepatology and Nutrition; Boston Children's Hospital; Boston MA
7. Division of Gastroenterology and Hepatology; Weill Cornell Medical College; New York NY
8. Ochsner Medical Center; New Orleans LA
9. Division of Clinical Decision Making; Tufts Medical Center, Tufts University School of Medicine; Boston MA