@misc{indiciaedb63697bb1b9,
  title = {Teaching incentive spirometry.},
  author = {K Lezon},
  year = {1999},
  doi = {10.1097/00152193-199901000-00020},
  url = {https://pubmed.ncbi.nlm.nih.gov/9987300/},
  note = {Source identifier: 9987300}
}