@misc{indiciaec47ef503763b,
  title = {Monitoring and safety in endoscopy.},
  author = {G D Bell},
  year = {1991},
  doi = {10.1016/0950-3528(91)90007-n},
  url = {https://pubmed.ncbi.nlm.nih.gov/1854989/},
  note = {Source identifier: 1854989}
}