@misc{indiciae0635276163c8,
  title = {Ventilation during bronchoscopy.},
  author = {W E Spoerel and P A Grant},
  year = {1971},
  doi = {10.1007/bf03025448},
  url = {https://pubmed.ncbi.nlm.nih.gov/4929449/},
  note = {Source identifier: 4929449}
}