@misc{indiciae2e861f730b3b,
  title = {Comparison of ejection fraction calculated by nine different volume calculation methods.},
  author = {I Beranek and R Moore and S Kim and A Formanek and K Amplatz},
  year = {1976},
  doi = {10.1148/120.3.553},
  url = {https://pubmed.ncbi.nlm.nih.gov/948588/},
  note = {Source identifier: 948588}
}