title: [Principal aspects of the theory of rheumatism and its modern classification].
mesh_terms: D000208:Acute Disease; D002908:Chronic Disease; D006801:Humans; D010507:Periodicity; D012216:Rheumatic Diseases / Q000145:classification*; D009626:Terminology as Topic; D013997:Time Factors
vernacular_title: Nekotorye printsipial'nye aspekty ucheniia o revmatizme i ego sovremennaia klassifikatsiia.