title: [THE VECTORIAL ANALYSIS OF THE ELECTROCARDIOGRAM. (SINGLE AND SERIAL OBSERVATIONS)].
mesh_terms: D004562:Electrocardiography; D006331:Heart Diseases; D006801:Humans; D014672:Vectorcardiography
keywords: ELECTROCARDIOGRAPHY; HEART DISEASES; VECTORCARDIOGRAPHY
vernacular_title: DIE VEKTORIELLE ANALYSE DES ELEKTROKARDIOGRAMMS. (EINZEL- UND VERLAUFSBEOBACHTUNGEN)