title: Program of the annual meeting of the American Gastroenterological Association, the American Association for the Study of Liver Diseases, and the Gastroenterology Study Group. Abstracts of papers.
mesh_terms: D000818:Animals; D004064:Digestive System / Q000033:anatomy & histology; D005762:Gastroenterology; D005767:Gastrointestinal Diseases; D006801:Humans; D008107:Liver Diseases; D012955:Societies, Medical; D014481:United States