@misc{indiciae7f0f5eaa3be0,
  title = {Unstented aortic valvular prosthesis.},
  author = {V S Luisi and E Reginato and R Pietrabissa and S Cicconardi and G C Nardi},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6336442/},
  note = {Source identifier: 6336442}
}