@misc{indiciae9e059cd6a47d,
  title = {Monitoring during anesthesia for cardiac surgery.},
  author = {J C Simpson},
  year = {1981},
  doi = {10.1097/00004311-198119010-00009},
  url = {https://pubmed.ncbi.nlm.nih.gov/7228425/},
  note = {Source identifier: 7228425}
}