@misc{indiciae93cedcb60a8a,
  title = {[How does one calculate aortic valve stenosis?].},
  author = {S Erz and H H Lambertz},
  year = {2001},
  doi = {10.1055/s-2001-18562},
  url = {https://pubmed.ncbi.nlm.nih.gov/11719863/},
  note = {Source identifier: 11719863}
}