title: Electrocardiographic changes in multiple sclerosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001145:Arrhythmias, Cardiac / Q000175:diagnosis / Q000209:etiology*; D004562:Electrocardiography; D006801:Humans; D008875:Middle Aged; D009103:Multiple Sclerosis / Q000150:complications*