@misc{indiciae648af71c33f3,
  title = {Magic wand for aortic insufficiency?},
  author = {J W Ely},
  year = {1972},
  doi = {10.7326/0003-4819-77-2-328\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4641671/},
  note = {Source identifier: 4641671}
}