TY  - RPRT
TI  - The QRS complex.
AU  - D M Krikler
PY  - 1990
DO  - 10.1111/j.1749-6632.1990.tb37288.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2145795/
ID  - 2145795
ER  -