1. Department of Medicine Division of Gastroenterology & Hepatology University of Toronto Toronto Ontario Canada
2. Department of Medicine Section of Digestive Diseases Yale University School of Medicine New Haven Connecticut USA
3. Department of Medicine Division of Gastroenterology & Hepatology University of Pennsylvania Philadelphia Pennsylvania USA
4. Department of Internal Medicine Division of Gastroenterology Dallas VA Hospital Dallas Texas USA
5. Division of Gastroenterology and Hepatology College of Medicine and Science Mayo Clinic Rochester Minnesota USA
6. Department of Medicine Division of Gastroenterology University of Alberta Edmonton Alberta Canada
7. Department of Medicine Division of Gastroenterology/Hepatology University of California San Francisco San Francisco California USA
8. Division of Gastroenterology and Hepatology and Transplantation Center Mayo Clinic Arizona Scottsdale Arizona USA
9. Department of Medicine Division of Gastroenterology University of Washington Medical Center Seattle Washington USA
10. Department of Medicine Division of Transplant Hepatology College of Medicine University of Arizona Phoenix Arizona USA
11. Division of Gastroenterology Mercy Medical Center University of Maryland School of Medicine Baltimore Maryland USA
12. Department of Medicine Division of Transplant Hepatology University of Tennessee Memphis Tennessee USA
13. Department of Medicine Division of Digestive Diseases Emory University Atlanta Georgia USA
14. Department of Biostatistics Virginia Commonwealth University Richmond Virginia USA
15. Department of Internal Medicine Division of Gastroenterology, Hepatology and Nutrition Virginia Commonwealth University Richmond Virginia USA