Affiliation: | 1. Division of Gastroenterology, Baylor College of Medicine, Houston, Texas, USA;2. Division of Hepatology, University of Miami, Miami, Florida, USA;1. Department of Medicine, Duke University Medical Center, Durham, NC 27710, USA;2. Duke Clinical Research Institute, Duke University Medical Center, Durham, NC 27710, USA;3. Division of Gastroenterology, Duke University Medical Center, Durham, NC 27710, USA |