@misc{indiciae4adbd0a2dd2e,
  title = {Some observations on nitrous oxide cylinders during emptying.},
  author = {P L Jones},
  year = {1974},
  doi = {10.1093/bja/46.7.534},
  url = {https://pubmed.ncbi.nlm.nih.gov/4458775/},
  note = {Source identifier: 4458775}
}