@misc{indiciae444571048a15,
  title = {Do mammals make their own morphine?},
  author = {R B Herbert and H Venter and S Pos},
  year = {2000},
  doi = {10.1039/a809409h},
  url = {https://pubmed.ncbi.nlm.nih.gov/11014334/},
  note = {Source identifier: 11014334}
}