@misc{indiciae891b78c464cb,
  title = {Finding the epidural space.},
  author = {J Barnard},
  year = {1969},
  doi = {10.1016/s0140-6736(69)91402-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4179273/},
  note = {Source identifier: 4179273}
}