@misc{indiciaee962292e2209,
  title = {Aortic valve replacement in the elderly.},
  author = {P J Commerford and A Curcio and M Albanese and W Beck},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7244907/},
  note = {Source identifier: 7244907}
}