@misc{indiciaec6f1e818fbe1,
  title = {Peripheral opioid analgesia.},
  author = {W Janson and C Stein},
  year = {2003},
  doi = {10.2174/1389201033489766},
  url = {https://pubmed.ncbi.nlm.nih.gov/14529429/},
  note = {Source identifier: 14529429}
}