@misc{indiciae06f51a46bd91,
  title = {[Results following aortic valve replacement].},
  author = {A Bernhard and G Markakis and A Krug and K Fischer},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4740021/},
  note = {Source identifier: 4740021}
}