title: [Difficulties of interpretation of a chronocardiogram in evaluation of myocardial contractility].
mesh_terms: D003951:Diagnostic Errors; D004562:Electrocardiography; D005069:Evaluation Studies as Topic; D006321:Heart / Q000503:physiopathology; D006331:Heart Diseases / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D009200:Myocardial Contraction
vernacular_title: Slozhnosti traktovki khronokardiogrammy pri otsenke sokratitel'noĭ funktsii miokarda