TY  - RPRT
TI  - Maternal oxygenation during normal labour.
AU  - P N Reed
AU  - A D Colquhoun
AU  - C D Hanning
PY  - 1989
DO  - 10.1093/bja/62.3.316
UR  - https://pubmed.ncbi.nlm.nih.gov/2930673/
ID  - 2930673
ER  -