@misc{indiciae0a43358b4528,
  title = {A self-contained respirator.},
  author = {E K HILLARD},
  year = {1958},
  doi = {10.1111/j.1365-2044.1958.tb08107.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13545558/},
  note = {Source identifier: 13545558}
}