@misc{indiciae4242573fa698,
  title = {Subcutaneous morphine.},
  author = {T J Semple and P E Macintyre},
  year = {1991},
  doi = {10.1111/j.1365-2044.1991.tb09334.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1996769/},
  note = {Source identifier: 1996769}
}