title: [Chronic gastritis: a modern look at the old problem].
authors: D S
authors: DS
authors: Bodrin
authors: A A
authors: AA
authors: Masharova
authors: S G
authors: SG
authors: Khomiriki
mesh_terms: D002908:Chronic Disease; D005756:Gastritis / Q000175:diagnosis* / Q000382:microbiology / Q000473:pathology* / Q000503:physiopathology* / Q000628:therapy*; D016481:Helicobacter Infections / Q000175:diagnosis / Q000382:microbiology / Q000473:pathology / Q000503:physiopathology / Q000628:therapy; D016480:Helicobacter pylori; D006801:Humans