title: Ventricular arrhythmias in first 12 hours of acute myocardial infarction. Natural history study.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000209:etiology* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications* / Q000503:physiopathology; D014693:Ventricular Fibrillation / Q000209:etiology / Q000503:physiopathology