@misc{indiciaedb0b60c941cd,
  title = {The COPD criteria.},
  author = {Malcolm Campbell},
  year = {2004},
  doi = {10.1016/j.pcrj.2004.11.004},
  url = {https://pubmed.ncbi.nlm.nih.gov/16701686/},
  note = {Source identifier: 16701686}
}