TY - RPRT TI - Age differences in the spatial vectors and vectorcardiogram utilizing various orthogonal electrocardiographic lead systems. AU - G Arsenescu AU - M Sabău AU - B Xenia Hasu AU - G Szöts PY - 1976 DO - 10.1159/000398378 UR - https://pubmed.ncbi.nlm.nih.gov/1274725/ ID - 1274725 ER -