@misc{indiciae3539c2b88f03,
  title = {Emphysema and its relation to age.},
  author = {K K Pump},
  year = {1976},
  doi = {10.1164/arrd.1976.114.1.5},
  url = {https://pubmed.ncbi.nlm.nih.gov/937841/},
  note = {Source identifier: 937841}
}