@misc{indiciaea8e84c6a0685,
  title = {Double-lumen tubes.},
  author = {R S Vaughan},
  year = {1993},
  doi = {10.1093/bja/70.5.497},
  url = {https://pubmed.ncbi.nlm.nih.gov/8318317/},
  note = {Source identifier: 8318317}
}