@misc{indiciae21c2af7ce331,
  title = {Lung structure and function in cigarette smokers.},
  author = {W M Thurlbeck},
  year = {1994},
  doi = {10.1136/thx.49.12.1276},
  url = {https://pubmed.ncbi.nlm.nih.gov/7878571/},
  note = {Source identifier: 7878571}
}