@misc{indiciae6e8586e21f13,
  title = {Flow volume loop.},
  author = {W G Vincken},
  year = {1990},
  doi = {10.1378/chest.97.5.1270-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/2331937/},
  note = {Source identifier: 2331937}
}