TY  - RPRT
TI  - Nonlinear methods in electrocardiogram signal processing.
AU  - C H Chu
AU  - E J Delp
PY  - 1990
DO  - 10.1016/0022-0736(90)90100-g
UR  - https://pubmed.ncbi.nlm.nih.gov/2090741/
ID  - 2090741
ER  -