@misc{indiciae92c7ce4b2454,
  title = {Evaluating commercially available spirometers.},
  author = {R M Gardner and J L Hankinson and B J West},
  year = {1980},
  doi = {10.1164/arrd.1980.121.1.73},
  url = {https://pubmed.ncbi.nlm.nih.gov/7352715/},
  note = {Source identifier: 7352715}
}