title: [Clinical significance and electrocardiographic aspects of left fascicular blocks].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Significación clínica y aspectos electrocardiográficos de los bloqueous fasciculares izquierdos