@misc{indiciae4c46473f3017,
  title = {Spontaneous pneumothorax: the sharp rib syndrome.},
  author = {S F Stephenson},
  year = {1976},
  doi = {10.1136/thx.31.4.369},
  url = {https://pubmed.ncbi.nlm.nih.gov/968792/},
  note = {Source identifier: 968792}
}