@misc{indiciaec688b18e7992,
  title = {Spacer inhalers.},
  author = {S Johnson and R E Small},
  year = {1986},
  doi = {10.1001/archinte.146.4.805a},
  url = {https://pubmed.ncbi.nlm.nih.gov/3963965/},
  note = {Source identifier: 3963965}
}