[Single Master's two step test and arrhythmias].
D000328:Adult; D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000453:epidemiology; D004562:Electrocardiography; D005080:Exercise Test / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged