@misc{indiciae5441e5bd5d49,
  title = {A magnetic PEEP valve.},
  author = {C F Hobelmann and D E Smith and R W Virgilio},
  doi = {10.1213/00000539-197707000-00030},
  url = {https://pubmed.ncbi.nlm.nih.gov/327856/},
  note = {Source identifier: 327856}
}