title: [Gastritis, peptic ulcer and Campylobacter pylori].
authors.forename: Z L
authors.initials: ZL
authors.lastname: Li
mesh_terms: D002169:Campylobacter Infections; D004381:Duodenal Ulcer / Q000209:etiology*; D005756:Gastritis / Q000209:etiology*; D006801:Humans; D013276:Stomach Ulcer / Q000209:etiology*