Reliability of abnormal Q and QS patterns classified by the Minnesota code for the diagnosis of myocardial infarction in aged people.
D000368:Aged; D004562:Electrocardiography / Q000145:classification; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis*