@misc{indiciaeb676dce64d9d,
  title = {Which heart valves should we use?},
  author = {T Treasure},
  year = {1990},
  doi = {10.1016/0140-6736(90)92583-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/1977992/},
  note = {Source identifier: 1977992}
}