title: [Echocardiographic study of the myocardial contractile function of the left ventricle in primary rheumocarditis in children].
mesh_terms: D000293:Adolescent; D002648:Child; D004452:Echocardiography; D005260:Female; D006352:Heart Ventricles / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D012214:Rheumatic Heart Disease / Q000175:diagnosis* / Q000503:physiopathology
vernacular_title: Ekhokardiograficheskoe izuchenie sokratitel'noĭ funktsii miokarda levogo zheludochka pri pervichnom revmokardite u deteĭ.