1. Hepatology Division, Department of Medicine, Einstein Medical Center; Philadelphia PA
2. Department of Biostatistics and Bioinformatics, Duke School of Medicine, Duke Clinical Research Institute, Duke University Medical Center; Durham NC
3. Departments of Medicine and Research, Carolinas HealthCare System; Charlotte NC
4. Department of Transplantation, California Pacific Medical Center; San Francisco CA
5. Department of Internal Medicine, University of Michigan Medical School, University of Michigan; Ann Arbor MI
6. Division of Digestive and Liver Diseases, Department of Internal Medicine, University of Texas Southwestern; Dallas TX
7. Division of Gastroenterology and Hepatology; University of Pennsylvania; Philadelphia PA
8. Division of Digestive Diseases and Nutrition; University of Southern California; Los Angeles CA
9. Liver Diseases Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health; University of Southern California; Los Angeles CA
10. Keck School of Medicine of USC, Department of Medicine, Division of Gastrointestinal and Liver Diseases; University of Southern California; Los Angeles CA
11. Division of Gastroenterology and Hepatology; Mayo Clinic; Rochester MN
12. Division of Gastroenterology, Department of Medicine; Indiana University; Indianapolis IN