@misc{indiciaea85cb56b8ef8,
  title = {Preoperative patient evaluation.},
  author = {M Roizen},
  year = {1989},
  doi = {10.1007/bf03005321},
  url = {https://pubmed.ncbi.nlm.nih.gov/2655953/},
  note = {Source identifier: 2655953}
}