@misc{indiciae1330f334bd83,
  title = {Ventilation after open-heart surgery.},
  author = {D Duncalf and H L Frank and H Nagashima and E Jacobson},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5257896/},
  note = {Source identifier: 5257896}
}