TY  - RPRT
TI  - Pain control by immune-derived opioids.
AU  - H Machelska
AU  - C Stein
PY  - 2000
DO  - 10.1046/j.1440-1681.2000.03287.x
UR  - https://pubmed.ncbi.nlm.nih.gov/10874513/
ID  - 10874513
ER  -