title: [Analysis of scalar and vector cardiograms with an analogue computer. Absolute values and directing cosines of the vectors].
mesh_terms: D003202:Computers, Analog; D004562:Electrocardiography; D001330:Electronic Data Processing; D005822:Genetic Vectors; D006801:Humans; D014672:Vectorcardiography
keywords: AUTOMATIC DATA PROCESSING; ELECTROCARDIOGRAPHY