@misc{indiciae0423918dc3fe,
  title = {Opiates: biphasic dose responses.},
  author = {E J Calabrese},
  year = {2001},
  doi = {10.1080/20014091111848},
  url = {https://pubmed.ncbi.nlm.nih.gov/11504183/},
  note = {Source identifier: 11504183}
}