@misc{indiciae88a3986f8bb5,
  title = {Transapical left ventricular bypass.},
  author = {W J Kolff},
  year = {1971},
  doi = {10.1001/archsurg.1971.01350110158029},
  url = {https://pubmed.ncbi.nlm.nih.gov/5117025/},
  note = {Source identifier: 5117025}
}