TY  - RPRT
TI  - [Pacemaker and optimal heart rate (with special reference to the left cardiac function)].
AU  - T Makita
AU  - T Hara
AU  - A Nakamura
AU  - K Oga
AU  - S Tanabe
PY  - 1974
UR  - https://pubmed.ncbi.nlm.nih.gov/4473496/
ID  - 4473496
ER  -