@misc{indiciae89750237e99d,
  title = {Survival after aortic valve replacement.},
  author = {C Horton and D H Spodick},
  year = {1977},
  doi = {10.1016/s0002-8703(77)80425-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/842454/},
  note = {Source identifier: 842454}
}