@misc{indiciae5afd79f22a5d,
  title = {A tidal spirometer.},
  author = {C T BARRY},
  year = {1951},
  doi = {10.1016/s0140-6736(51)93364-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/14795827/},
  note = {Source identifier: 14795827}
}