@misc{indiciae52ef99d1a017,
  title = {Low-dose epidural morphine by infusion pump.},
  author = {E M Delhaas and H Lip and R J Boskma and J R Brouwers},
  year = {1984},
  doi = {10.1016/s0140-6736(84)92211-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/6142387/},
  note = {Source identifier: 6142387}
}