title: [50 years of Soviet pneumology (chronic nonspecific diseases of the lungs)].
mesh_terms: D002908:Chronic Disease; D049673:History, 20th Century; D006801:Humans; D008171:Lung Diseases / Q000266:history*; D014586:USSR
vernacular_title: Piat'desiat let sovetskoĭ pnevmologii (Khronicheskie nespetsificheskie zabolevaniia legkikh)