TY  - RPRT
TI  - Five oxygen-nitrous oxide proportioning systems compared.
AU  - P Feigenwinter
AU  - T H Pohle
AU  - A M Zbinden
PY  - 1996
DO  - 10.1097/00003643-199601000-00013
UR  - https://pubmed.ncbi.nlm.nih.gov/8829940/
ID  - 8829940
ER  -