TY  - RPRT
TI  - Pulse oximeters: essential monitors with limitations.
AU  - J F Kidd
AU  - M D Vickers
PY  - 1989
DO  - 10.1093/bja/62.4.355
UR  - https://pubmed.ncbi.nlm.nih.gov/2650728/
ID  - 2650728
ER  -