@misc{indiciae2dd9cc5603cd,
  title = {Tracheal dilatation.},
  author = {M E Fryer and R D Marshall},
  year = {1976},
  doi = {10.1111/j.1365-2044.1976.tb12352.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/779511/},
  note = {Source identifier: 779511}
}