Program of the annual meeting of the American Gastroenterological Association, the American Association for the Study of Liver Disease and the Gastroenterology Study Group. Abstracts of papers.
D000818:Animals; D004064:Digestive System / Q000033:anatomy & histology; D004068:Digestive System Physiological Phenomena; D005767:Gastrointestinal Diseases; D006801:Humans; D008107:Liver Diseases