title: Observations on the pre-excitation syndromes with one long-term follow-up of a case of Wolff-Parkinson-White syndrome.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D004562:Electrocardiography; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D013997:Time Factors; D014927:Wolff-Parkinson-White Syndrome / Q000175:diagnosis*