@misc{indiciae935cf28bf5ee,
  title = {Obstructive pulmonary emphysema.},
  author = {J B HICKMAN},
  year = {1962},
  doi = {10.7326/0003-4819-57-1-174},
  url = {https://pubmed.ncbi.nlm.nih.gov/13907185/},
  note = {Source identifier: 13907185}
}