TY  - RPRT
TI  - After-potentials in the electrocardiogram.
AU  - T SJOSTRAND
PY  - 1951
DO  - 10.1111/j.1748-1716.1951.tb00842.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14894265/
ID  - 14894265
ER  -