@misc{indiciae893336582d2b,
  title = {Monitoring during endoscopy. Pulse oximetry has limitations.},
  author = {M Stoneham},
  year = {1995},
  doi = {10.1136/bmj.311.7002.452a},
  url = {https://pubmed.ncbi.nlm.nih.gov/7640605/},
  note = {Source identifier: 7640605}
}