@misc{indiciaed2448a1a659a,
  title = {Prosthetic aortic valves.},
  author = {W Flameng},
  year = {1997},
  doi = {10.1093/oxfordjournals.eurheartj.a015392},
  url = {https://pubmed.ncbi.nlm.nih.gov/9243131/},
  note = {Source identifier: 9243131}
}