@misc{indiciaee17d45b82580,
  title = {Factors affecting dose variation in meter valves.},
  author = {A M Contractor and M D Richman and R F Shangraw},
  year = {1970},
  doi = {10.1002/jps.2600591027},
  url = {https://pubmed.ncbi.nlm.nih.gov/5471960/},
  note = {Source identifier: 5471960}
}