@misc{indiciae77d4bd736e97,
  title = {Normal tracheal bifurcation angle: a reassessment.},
  author = {P H Haskin and L R Goodman},
  year = {1982},
  doi = {10.2214/ajr.139.5.879},
  url = {https://pubmed.ncbi.nlm.nih.gov/6981969/},
  note = {Source identifier: 6981969}
}