title: Atrial fibrillation.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001281:Atrial Fibrillation / Q000453:epidemiology* / Q000209:etiology; D002648:Child; D004719:Endomyocardial Fibrosis / Q000150:complications; D005260:Female; D006801:Humans; D006973:Hypertension / Q000150:complications; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000150:complications; D009549:Nigeria; D012214:Rheumatic Heart Disease / Q000150:complications