@misc{indiciaee1f070579fd8,
  title = {Managing oxygen therapy.},
  author = {G J van Stekelenburg},
  year = {1969},
  doi = {10.1016/s0140-6736(69)91072-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4179017/},
  note = {Source identifier: 4179017}
}