@misc{indiciae2a5ce76cee11,
  title = {Chronic obstructive pulmonary disease.},
  author = {J M Madison and R S Irwin},
  year = {1998},
  doi = {10.1016/s0140-6736(97)11081-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/9708769/},
  note = {Source identifier: 9708769}
}