title: [Changes of heart function in focal infection in young patients].
mesh_terms: D000328:Adult; D002908:Chronic Disease; D005260:Female; D006331:Heart Diseases / Q000209:etiology*; D006801:Humans; D008297:Male; D014069:Tonsillitis / Q000150:complications*
vernacular_title: Izmenenie funktsiĭ serdtsa pri ochagovoĭ infektsii u lits molodogo vozrasta.