@misc{indiciae9422345f187c,
  title = {Comment: metered-dose inhalers.},
  author = {T H Self},
  year = {1991},
  doi = {10.1177/106002809102500326},
  url = {https://pubmed.ncbi.nlm.nih.gov/2028644/},
  note = {Source identifier: 2028644}
}