@misc{indiciae0de547a2eba5,
  title = {Difficult intubation.},
  author = {R Williamson},
  year = {1988},
  doi = {10.1016/s0140-6736(88)92741-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/2893004/},
  note = {Source identifier: 2893004}
}