title: [World gastroenterology organization: 50th anniversary of its foundation, origin and destination].
authors.forename: Henry
authors.initials: H
authors.lastname: Cohen
mesh_terms: D005762:Gastroenterology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007390:International Agencies / Q000266:history*; D012955:Societies, Medical / Q000266:history*