@misc{indiciae969ab9015c48,
  title = {Spontaneous pneumohemothorax.},
  author = {J J WALSH},
  year = {1956},
  doi = {10.1378/chest.29.3.329},
  url = {https://pubmed.ncbi.nlm.nih.gov/13294019/},
  note = {Source identifier: 13294019}
}