title: Helicobacter pylori: when to test, when to treat.
authors.forename: L
authors.initials: L
authors.lastname: Rabeneck
authors.forename: D Y
authors.initials: DY
authors.lastname: Graham
mesh_terms: D005756:Gastritis / Q000175:diagnosis* / Q000188:drug therapy*; D016481:Helicobacter Infections / Q000175:diagnosis* / Q000188:drug therapy*; D016480:Helicobacter pylori / Q000302:isolation & purification*; D006801:Humans