@misc{indiciae2c12e5a9b386,
  title = {Proposal for an urgency classification in cardiac surgery.},
  author = {H H Scheld and M C Deng},
  year = {1998},
  doi = {10.1055/s-2007-1010222},
  url = {https://pubmed.ncbi.nlm.nih.gov/9776490/},
  note = {Source identifier: 9776490}
}