@misc{indiciae92f9c4c51715,
  title = {Emphysema in coal workers.},
  author = {G Worth},
  year = {1984},
  doi = {10.1002/ajim.4700060602},
  url = {https://pubmed.ncbi.nlm.nih.gov/6517068/},
  note = {Source identifier: 6517068}
}