@misc{indiciae2e9009f99ca0,
  title = {Note on endotracheal tubes.},
  author = {D D Cohen},
  year = {1970},
  doi = {10.1097/00000542-197010000-00025},
  url = {https://pubmed.ncbi.nlm.nih.gov/5512339/},
  note = {Source identifier: 5512339}
}