@misc{indiciaeedd3be2c34d0,
  title = {Letter: Acid-base response in COPD.},
  author = {C Collier},
  year = {1974},
  doi = {10.1164/arrd.1974.109.5.583},
  url = {https://pubmed.ncbi.nlm.nih.gov/4823418/},
  note = {Source identifier: 4823418}
}