TY  - RPRT
TI  - Numerical classification and coding of electrocardiograms.
AU  - J Wartak
PY  - 1972
DO  - 10.1016/s0022-0736(72)80048-7
UR  - https://pubmed.ncbi.nlm.nih.gov/4568619/
ID  - 4568619
ER  -