@misc{indiciaec014c89b8044,
  title = {Transtracheal ventilation.},
  author = {P R Layman},
  year = {1985},
  doi = {10.1007/bf03011426},
  url = {https://pubmed.ncbi.nlm.nih.gov/4075221/},
  note = {Source identifier: 4075221}
}