@misc{indiciaeb4f36da2e9b4,
  title = {New tool for checking epidural catheter location.},
  author = {Ban C H Tsui},
  year = {2005},
  doi = {10.1007/bf03021794},
  url = {https://pubmed.ncbi.nlm.nih.gov/16189351/},
  note = {Source identifier: 16189351}
}