@misc{indiciaed1fcc7efef75,
  title = {Pneumothorax.},
  author = {B A Kramek and D D Caywood},
  year = {1987},
  doi = {10.1016/s0195-5616(87)50028-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/3554708/},
  note = {Source identifier: 3554708}
}