@misc{indiciae701873095451,
  title = {John H. Packard's primary ether anesthesia.},
  author = {R J Defalque and B Panning and A J Wright},
  year = {2001},
  doi = {10.1097/00000542-200111000-00035},
  url = {https://pubmed.ncbi.nlm.nih.gov/11685000/},
  note = {Source identifier: 11685000}
}