@misc{indiciaef88f9c1d2d38,
  title = {Chest x-ray before vascular surgery.},
  author = {L L Humphrey and P D Scanlon},
  doi = {10.1007/bf02599541},
  url = {https://pubmed.ncbi.nlm.nih.gov/2723845/},
  note = {Source identifier: 2723845}
}