[Problems in electrocardiographic diagnosis].
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000209:etiology*; D002037:Bundle-Branch Block / Q000209:etiology*; D004562:Electrocardiography; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D008297:Male; D009203:Myocardial Infarction / Q000150:complications*
Probleme de diagnostic electrocardiografic.