@misc{indiciae977bd3af4dc2,
  title = {Letter: Tracheal cuffs.},
  author = {O P Dinnick},
  year = {1975},
  doi = {10.1111/j.1365-2044.1975.tb00906.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1147194/},
  note = {Source identifier: 1147194}
}