@misc{indiciaef9dd50ecfcff,
  title = {Maximum breathing capacity testing.},
  author = {T T Chapman},
  year = {1973},
  doi = {10.1001/jama.1973.03220090064027},
  url = {https://pubmed.ncbi.nlm.nih.gov/4739306/},
  note = {Source identifier: 4739306}
}