TY  - RPRT
TI  - Pulse oximeters and poor perfusion.
AU  - C D Hanning
AU  - J A Langton
PY  - 1991
DO  - 10.1111/j.1365-2044.1991.tb09614.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1952011/
ID  - 1952011
ER  -