@misc{indiciae956618321ad3,
  title = {Rheumatoid lung disease.},
  author = {L S Bain and P D Robertson},
  year = {1967},
  doi = {10.1093/rheumatology/9.3.111},
  url = {https://pubmed.ncbi.nlm.nih.gov/6037347/},
  note = {Source identifier: 6037347}
}