Affiliation: | 1. Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana;3. Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;4. Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, Michigan;6. Duke Clinical Research Institute, Durham, North Carolina;5. Liver Disease Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland |