@misc{indiciae4f58e8cacf4e,
  title = {Exhaled CO, a predictor of lung function?},
  author = {Peder Fabricius and Henrik Scharling and Anders Løkke and Jørgen Vestbo and Peter Lange},
  year = {2006},
  doi = {10.1016/j.rmed.2006.06.013},
  url = {https://pubmed.ncbi.nlm.nih.gov/16893639/},
  note = {Source identifier: 16893639}
}