Ambulatory ECG recording. Part I.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000553:Ambulatory Care; D001145:Arrhythmias, Cardiac / Q000145:classification / Q000175:diagnosis; D003201:Computers; D003645:Death, Sudden / Q000209:etiology; D004562:Electrocardiography / Q000295:instrumentation / Q000379:methods / Q000592:standards; D004566:Electrodes; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013997:Time Factors