TY  - RPRT
TI  - Opioids.
AU  - S D Silberstein
AU  - D C McCrory
PY  - 2000
DO  - 10.1046/j.1468-2982.2000.00149.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11304021/
ID  - 11304021
ER  -