title: Observations concerning the instability of the T-wave in the Wolff-Parkinson-White syndrome.
mesh_terms: D001145:Arrhythmias, Cardiac; D004562:Electrocardiography; D006330:Heart Defects, Congenital; D006801:Humans; D014927:Wolff-Parkinson-White Syndrome
keywords: ELECTROCARDIOGRAPHY; HEART/abnormalities; WOLFF-PARKINSON-WHITE SYNDROME