@misc{indiciaede679f93d5ad,
  title = {Hypoalgesia following epidural morphine: a controlled quantitative experimental study.},
  author = {L Arendt-Nielsen and B Oberg and P Bjerring},
  year = {1991},
  doi = {10.1111/j.1399-6576.1991.tb03323.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1887745/},
  note = {Source identifier: 1887745}
}