@misc{indiciae04741d3d055a,
  title = {Clinical pulmonary function testing.},
  author = {B W ARMSTRONG},
  year = {1959},
  doi = {10.7326/0003-4819-51-2-405},
  url = {https://pubmed.ncbi.nlm.nih.gov/13794303/},
  note = {Source identifier: 13794303}
}