@misc{indiciae4a5a850a4fb4,
  title = {A method of spirometry during general anaesthesia.},
  author = {G W Stephen and I Davie and D B Scott},
  year = {1970},
  doi = {10.1093/bja/42.2.109},
  url = {https://pubmed.ncbi.nlm.nih.gov/5440525/},
  note = {Source identifier: 5440525}
}