title: [Electrovectorcardiographic observations in patent ductus arteriosus].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004374:Ductus Arteriosus, Patent / Q000175:diagnosis* / Q000503:physiopathology; D005260:Female; D006327:Heart Block / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D008297:Male; D014672:Vectorcardiography
vernacular_title: Observaciones electrovectocardiográficas en la persistencia del conducto arterioso.