title: Abstracts of papers presented at the twenty-first Scandinavian Conference on Gastroenterology and the twelfth Scandinavian Meeting on Gastrointestinal Endoscopy. Turku, Finland, 2-4 June 1988.
mesh_terms: D000818:Animals; D004066:Digestive System Diseases / Q000175:diagnosis; D004724:Endoscopy; D006801:Humans