[Electrocardiograms of the month].
D000368:Aged; D002675:Child, Preschool; D004071:Digitalis Glycosides / Q000009:adverse effects; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000139:chemically induced / Q000175:diagnosis*; D006333:Heart Failure / Q000175:diagnosis; D006801:Humans; D008297:Male
D004071:Digitalis Glycosides