Electrocardiogram of the month.
D000328:Adult; D000368:Aged; D002318:Cardiovascular Diseases / Q000175:diagnosis*; D004562:Electrocardiography; D004573:Electrolytes / Q000378:metabolism; D005260:Female; D006801:Humans; D008297:Male; D011802:Quinidine / Q000378:metabolism
D004573:Electrolytes; D011802:Quinidine