title: Electrophysiological and clinical study of sick sinus syndrome using the overdrive suppression test.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001283:Atrioventricular Node / Q000503:physiopathology; D002036:Bundle of His / Q000503:physiopathology; D002304:Cardiac Pacing, Artificial; D002648:Child; D004562:Electrocardiography; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012804:Sick Sinus Syndrome / Q000145:classification / Q000503:physiopathology* / Q000628:therapy; D012849:Sinoatrial Node / Q000503:physiopathology; D013575:Syncope / Q000209:etiology / Q000503:physiopathology; D013997:Time Factors