@misc{indiciae687780377c4f,
  title = {Bronchography combined with bronchoscopy. A new method.},
  author = {J S Lutch and K G Ryan},
  year = {1979},
  doi = {10.1378/chest.75.1.108b},
  url = {https://pubmed.ncbi.nlm.nih.gov/421515/},
  note = {Source identifier: 421515}
}