@misc{indiciae80839317e331,
  title = {Preoperative evaluation for major surgery.},
  author = {R M ZOLLINGER},
  year = {1957},
  doi = {10.1080/00325481.1957.11691820},
  url = {https://pubmed.ncbi.nlm.nih.gov/13431586/},
  note = {Source identifier: 13431586}
}