@misc{indiciaed1a6217bfdb6,
  title = {Percutaneous aortic valvuloplasty.},
  author = {D N Salem and J M Isner},
  year = {1987},
  doi = {10.1378/chest.92.2.326},
  url = {https://pubmed.ncbi.nlm.nih.gov/2956069/},
  note = {Source identifier: 2956069}
}