TY  - RPRT
TI  - An analysis of changes in the spatial vectorcardiogram with aging.
AU  - G E BURCH
AU  - L H GOLDEN
AU  - J A CRONVICH
PY  - 1958
DO  - 10.1016/0002-8703(58)90035-8
UR  - https://pubmed.ncbi.nlm.nih.gov/13533236/
ID  - 13533236
ER  -