
Keywords: سندرم وولف-پارکینسون-وایت; pediatrics; sudden death; Wolff-Parkinson-White syndrome; APERP; accessory pathway effective refractory period; ART; antidromic reciprocating tachycardia; AVRT; atrioventricular reciprocating tachycardia; CHD; congenital heart disease; EPS; electrophysiol