@misc{indiciaee026b90a9fd5,
  title = {Tailorable oxygen concentration from the Bird ventilator.},
  author = {E E Alfred and O F James},
  year = {1970},
  doi = {10.5694/j.1326-5377.1970.tb63209.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5275363/},
  note = {Source identifier: 5275363}
}