TY  - RPRT
TI  - Pulse-rate changes in elderly patients during deliberate hypotension.
AU  - M R Salem
PY  - 1969
DO  - 10.1097/00000542-196903000-00019
UR  - https://pubmed.ncbi.nlm.nih.gov/5778101/
ID  - 5778101
ER  -