title: Membership of the BSG 1937-1987. British Society of Gastroenterology.
authors.forename: G E
authors.initials: GE
authors.lastname: Sladen
mesh_terms: D005762:Gastroenterology / Q000266:history*; D049673:History, 20th Century; D012955:Societies, Medical / Q000266:history*; D006113:United Kingdom