[2. ECG quiz: Cases as they appear in your practice].
D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001145:Arrhythmias, Cardiac / Q000175:diagnosis / Q000209:etiology*; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged