@misc{indiciaeac2cdc921cc7,
  title = {Time-pulse generator for flow-volume curves.},
  author = {J L Hankinson and N L Lapp},
  year = {1970},
  doi = {10.1152/jappl.1970.29.1.109},
  url = {https://pubmed.ncbi.nlm.nih.gov/5425024/},
  note = {Source identifier: 5425024}
}