title: [Correlation between electro- and vectorcardiographic changes and left ventricular performance in chronic Chagas' cardiomyopathy].
mesh_terms: D000328:Adult; D000368:Aged; D002037:Bundle-Branch Block / Q000503:physiopathology; D002302:Cardiac Output; D002598:Chagas Cardiomyopathy / Q000503:physiopathology*; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000503:physiopathology; D006339:Heart Rate; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014672:Vectorcardiography
vernacular_title: Correlação entre as alterações eletrovetocardiográficas e o desempenho ventricular esquerdo na miocardiopatia chagásica crônica.