TY  - RPRT
TI  - Hemodynamic changes during sleep.
AU  - I M Khatri
AU  - E D Freis
PY  - 1967
DO  - 10.1152/jappl.1967.22.5.867
UR  - https://pubmed.ncbi.nlm.nih.gov/6026506/
ID  - 6026506
ER  -