title: Duodenal ulcer, gastric acid, and Helicobacter pylori.
authors.forename: J H
authors.initials: JH
authors.lastname: Baron
authors.forename: A W
authors.initials: AW
authors.lastname: Harris
mesh_terms: D004381:Duodenal Ulcer / Q000382:microbiology*; D005744:Gastric Acid / Q000378:metabolism*; D005756:Gastritis / Q000382:microbiology; D016480:Helicobacter pylori / Q000302:isolation & purification*; D006801:Humans