Sinoauricular block with Wenckebach periods, with concurrent second degree atrioventricular block with Wenckebach periods: their occurrence in a presumably healthy young adult.
D000328:Adult; D001145:Arrhythmias, Cardiac; D001285:Atropine; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans; D007275:Injections, Intravenous; D008297:Male
D001285:Atropine