title: [Auricular fibrillation: etiology and electrocardiographic associations in 227 patients].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001281:Atrial Fibrillation / Q000209:etiology* / Q000503:physiopathology; D002598:Chagas Cardiomyopathy / Q000150:complications*; D003327:Coronary Disease / Q000150:complications*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Fibrilación auricular: etiología y asociaciones electrocardiograficas en 227 pacientes.