@misc{indiciae5c6a960723cb,
  title = {Echocardiographic evaluation of left ventricular function: beyond ejection fraction.},
  author = {Harvey Feigenbaum},
  year = {2006},
  url = {https://pubmed.ncbi.nlm.nih.gov/17066620/},
  note = {Source identifier: 17066620}
}