TY  - RPRT
TI  - Heart rate-left ventricular ejection time relations - Variations during postural change and cardiovascular challenges
AU  - Lance, V. Q.
AU  - Spodick, D. H.
PY  - 1976
UR  - https://ntrs.nasa.gov/citations/19770034576
ID  - 19770034576
ER  -