@misc{indiciaee97a48dd0649,
  title = {Work performance after thoracic surgery.},
  author = {W S Chang and S H Song and S K Hong},
  year = {1966},
  doi = {10.3349/ymj.1966.7.1.30},
  url = {https://pubmed.ncbi.nlm.nih.gov/5974424/},
  note = {Source identifier: 5974424}
}