TY  - RPRT
TI  - [Proceedings: Effects of exercise on left ventricular ejection time].
AU  - C Matsumura
AU  - M Watanabe
AU  - Y Torii
PY  - 1975
UR  - https://pubmed.ncbi.nlm.nih.gov/1159976/
ID  - 1159976
ER  -