title: [Special system of electrocardiographic leads for the diagnosis of focal myocardial changes].
mesh_terms: D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D004562:Electrocardiography / Q000379:methods*; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged; D009203:Myocardial Infarction / Q000145:classification / Q000175:diagnosis*
vernacular_title: Spetsial'naia sistema elektrokardiograficheskikh otvedeniĭ dlia diagnostiki ochagovykh izmeneniĭ miokarda.