title: [A multiyear favorable course of an untreated rheumatic defect of the mitral valve].
authors.forename: A G
authors.initials: AG
authors.lastname: Latypov
authors.forename: V A
authors.initials: VA
authors.lastname: Beliakov
authors.forename: R N
authors.initials: RN
authors.lastname: Sitdikova
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001281:Atrial Fibrillation / Q000175:diagnosis / Q000209:etiology; D002908:Chronic Disease; D005260:Female; D006349:Heart Valve Diseases / Q000150:complications / Q000175:diagnosis; D006801:Humans; D008943:Mitral Valve; D012214:Rheumatic Heart Disease / Q000150:complications / Q000175:diagnosis*
vernacular_title: Mnogoletnee blagopriiatnoe techenie nelechennogo revmaticheskogo poroka mitral'nogo klapana.