@misc{indiciae92de3fd96bc5,
  title = {Modified bronchoscope for endobronchial intubation.},
  author = {R E MANSFIELD},
  year = {1957},
  doi = {10.1111/j.1365-2044.1957.tb03663.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13458764/},
  note = {Source identifier: 13458764}
}