title: Helicobacter pylori: selection of patients for treatment.
authors.forename: J H
authors.initials: JH
authors.lastname: Walsh
mesh_terms: D005756:Gastritis / Q000188:drug therapy* / Q000382:microbiology; D016481:Helicobacter Infections / Q000188:drug therapy*; D016480:Helicobacter pylori; D006801:Humans; D010437:Peptic Ulcer / Q000188:drug therapy* / Q000382:microbiology