TY  - RPRT
TI  - A simple indexing system for electrocardiograms.
AU  - E LEPESCHKIN
PY  - 1958
DO  - 10.1016/0002-8703(58)90220-5
UR  - https://pubmed.ncbi.nlm.nih.gov/13582849/
ID  - 13582849
ER  -