@misc{indiciae13814a7a7704,
  title = {Low-dose epidural morphine by infusion pump.},
  author = {J Chrubasik},
  year = {1984},
  doi = {10.1016/s0140-6736(84)92250-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/6143067/},
  note = {Source identifier: 6143067}
}