@misc{indiciaeb2b62741bb1b,
  title = {Letter: Hyperventilation.},
  author = {J F Burnum},
  year = {1974},
  doi = {10.1001/jama.229.5.521c},
  url = {https://pubmed.ncbi.nlm.nih.gov/4406892/},
  note = {Source identifier: 4406892}
}