@misc{indiciaea3bd966331fa,
  title = {Pulmonary function in perlite workers.},
  author = {W C Cooper},
  year = {1976},
  doi = {10.1097/00043764-197611000-00006},
  url = {https://pubmed.ncbi.nlm.nih.gov/993865/},
  note = {Source identifier: 993865}
}