@misc{indiciaec9fd8b47de6f,
  title = {Failure to cannulate the epidural space.},
  author = {A Vohra and B J Pollard},
  year = {1989},
  doi = {10.1007/bf03005394},
  url = {https://pubmed.ncbi.nlm.nih.gov/2791182/},
  note = {Source identifier: 2791182}
}