@misc{indiciaeee6861aeb1c7,
  title = {Difficult tracheal intubation.},
  author = {W F Sellers and S Yogendran},
  year = {1987},
  doi = {10.1111/j.1365-2044.1987.tb05264.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3434756/},
  note = {Source identifier: 3434756}
}