@misc{indiciae4e3d1c14e601,
  title = {Tracheal motion during eupnea.},
  author = {E M Scarpelli and F J Real and A M Rudolph},
  year = {1965},
  doi = {10.1152/jappl.1965.20.3.473},
  url = {https://pubmed.ncbi.nlm.nih.gov/5837562/},
  note = {Source identifier: 5837562}
}