@misc{indiciae49f327419415,
  title = {Premedication before cardiac surgery.},
  author = {R E John and K M Sherry},
  year = {1993},
  doi = {10.1093/bja/71.2.323},
  url = {https://pubmed.ncbi.nlm.nih.gov/8123418/},
  note = {Source identifier: 8123418}
}