[Diagnosis of myocardial infarct by use of the orthogonal ECG lead system].
D004562:Electrocardiography; D006801:Humans; D008722:Methods; D009203:Myocardial Infarction / Q000175:diagnosis*
Diagnostika infarkta miokarda s pomoshch'iu sistemy ortogonal'nykh otvedeniĭ EK.