TY  - RPRT
TI  - Is nitrous oxide next.
AU  - M B Smith
AU  - N W Penfold
PY  - 1989
DO  - 10.1111/j.1365-2044.1989.tb09208.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2515772/
ID  - 2515772
ER  -