@misc{indiciae1a4b216401e3,
  title = {Difficulty in intubation.},
  author = {C V Singh and G L Kamra},
  year = {1977},
  doi = {10.1093/bja/49.6.639-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/871361/},
  note = {Source identifier: 871361}
}