TY  - RPRT
TI  - Opioids and respiration.
AU  - M Yeadon
AU  - I Kitchen
PY  - 1989
DO  - 10.1016/0301-0082(89)90033-6
UR  - https://pubmed.ncbi.nlm.nih.gov/2548229/
ID  - 2548229
ER  -