TY  - RPRT
TI  - The pulse oximeter--an early warning device?
AU  - R A Mason
PY  - 1987
DO  - 10.1111/j.1365-2044.1987.tb05355.x
UR  - https://pubmed.ncbi.nlm.nih.gov/3631489/
ID  - 3631489
ER  -