Unusual occurrence of nonaberrant conduction in patients with atrial fibrillation and aberrant conduction.
D000368:Aged; D001281:Atrial Fibrillation / Q000503:physiopathology*; D002037:Bundle-Branch Block / Q000150:complications; D004562:Electrocardiography; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008875:Middle Aged