@misc{indiciae26c9d78c2906,
  title = {Chronic obstructive pulmonary disease.},
  author = {Huib Kerstjens and Dirkje Postma and Nick Ten Hacken},
  year = {2004},
  url = {https://pubmed.ncbi.nlm.nih.gov/15652094/},
  note = {Source identifier: 15652094}
}