title: Commentary: Helicobacter as the 'environmental factor' in Susser and Stein's cohort theory of peptic ulcer disease.
authors.affiliation: University of Western Australia, Department of Microbiology, Room 1.11, L Block, Queen Elizabeth II. Medical Centre, Nedlands WA 6009, Australia. admin@hpylori.com.au
authors.forename: Barry
authors.initials: B
authors.lastname: Marshall
mesh_terms: D015988:Cohort Effect; D004381:Duodenal Ulcer / Q000453:epidemiology / Q000382:microbiology*; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans; D013276:Stomach Ulcer / Q000453:epidemiology / Q000382:microbiology*