[An early electrocardiographic sign of acute myocardial infarction].
D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000473:pathology / Q000503:physiopathology; D009336:Necrosis
Signo electrocardiográfico temprano de infarto agudo de miocardio.