TY  - RPRT
TI  - Statistical methods for vectorcardiographic directions.
AU  - T D Downs
AU  - J Liebman
PY  - 1969
DO  - 10.1109/tbme.1969.4502609
UR  - https://pubmed.ncbi.nlm.nih.gov/5781562/
ID  - 5781562
ER  -