@misc{indiciaee68dddd93171,
  title = {On demand epidural fenatanyl.},
  year = {1991},
  doi = {10.1111/j.1365-2044.1991.tb09865.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1805836/},
  note = {Source identifier: 1805836}
}