@misc{indiciae9780ebf2629a,
  title = {A test for the Manley ventilator.},
  author = {S G Graham},
  year = {1990},
  doi = {10.1111/j.1365-2044.1990.tb14349.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2382811/},
  note = {Source identifier: 2382811}
}