@misc{indiciae027e6d4cf51d,
  title = {Saturation during upper GI endoscopy.},
  author = {N G Lavies},
  year = {2001},
  doi = {10.1046/j.1365-2044.2001.01870-2.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11167483/},
  note = {Source identifier: 11167483}
}