@misc{indiciae726bf9744902,
  title = {Combined spinal-epidural needle.},
  author = {A Torrieri and J A Aldrete},
  year = {1989},
  doi = {10.1007/bf03005356},
  url = {https://pubmed.ncbi.nlm.nih.gov/2758552/},
  note = {Source identifier: 2758552}
}