title: [Vectocardiographic study in 20 patients with anterior left hemi-block].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006321:Heart / Q000503:physiopathology*; D006327:Heart Block / Q000503:physiopathology*; D006331:Heart Diseases / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D014672:Vectorcardiography
vernacular_title: Estudio vectocardiográfico en 20 enfermos con hemibloqueo izquierdo anterior.