@misc{indiciaea7af5a6d7d99,
  title = {Some unresolved problems in chronic respiratory disease.},
  author = {C Stuart-Harris},
  year = {1973},
  doi = {10.1177/003693307301800202},
  url = {https://pubmed.ncbi.nlm.nih.gov/4573162/},
  note = {Source identifier: 4573162}
}