Wolff-Parkinson-White syndrome:  current concepts regarding its probable mechanism and report of a case with attacks of supraventricular paroxysmal tachycardia.
D006327:Heart Block; D012919:Social Behavior; D013610:Tachycardia; D013614:Tachycardia, Paroxysmal; D013617:Tachycardia, Supraventricular; D014927:Wolff-Parkinson-White Syndrome
HEART BLOCK; TACHYCARDIA, PAROXYSMAL