@misc{indiciae6acb1f284dca,
  title = {Detecting the epidural space.},
  author = {S S Kale and S A Oosthuysen},
  year = {2001},
  doi = {10.1046/j.1365-2044.2001.01870-29.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11167510/},
  note = {Source identifier: 11167510}
}