title: Concealed anomalous cardiac conduction pathway: an operable cause of supraventricular tachycardia.
mesh_terms: D002648:Child; D004562:Electrocardiography; D006329:Heart Conduction System / Q000002:abnormalities*; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D013610:Tachycardia / Q000209:etiology*