@misc{indiciaeb6ee70d9a531,
  title = {29-gauge spinal needles.},
  author = {G Lyons and R Macdonald},
  year = {1991},
  doi = {10.1093/bja/67.2.222},
  url = {https://pubmed.ncbi.nlm.nih.gov/1888607/},
  note = {Source identifier: 1888607}
}