TY  - RPRT
TI  - Cases in electrocardiography.
AU  - T Zimmers
AU  - F Ma
PY  - 1988
DO  - 10.1016/0735-6757(88)90108-8
UR  - https://pubmed.ncbi.nlm.nih.gov/3178961/
ID  - 3178961
ER  -