title: [Angiographic approach to the study of myocardial contractility (preliminary report)].
mesh_terms: D000790:Angiocardiography; D002302:Cardiac Output; D002306:Cardiac Volume; D002932:Cineangiography; D003936:Diagnosis, Computer-Assisted; D006334:Heart Function Tests; D006801:Humans
vernacular_title: Un acercamiento angiográfico al estudio de la contractilidad miocárdica (comunicación preliminar.