Electrocardiograms of the month.
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000139:chemically induced*; D004071:Digitalis Glycosides / Q000633:toxicity*; D004562:Electrocardiography; D006333:Heart Failure / Q000150:complications / Q000188:drug therapy; D006801:Humans; D008297:Male; D013610:Tachycardia / Q000139:chemically induced
D004071:Digitalis Glycosides