title: The surgical management of peptic ulcers in railway employees.
authors.forename: J D
authors.initials: JD
authors.lastname: BISGARD
mesh_terms: D006296:Health Services; D006801:Humans; D010437:Peptic Ulcer / Q000601:surgery*; D011890:Railroads
keywords: PEPTIC ULCER/surgical therapy; RAILROAD WORKERS