@misc{indiciae68c7edda0c2a,
  title = {Simple method for computer-aided analysis of echocardiograms.},
  author = {S I Saffer and J V Nixon and D J Mishelevich},
  year = {1976},
  doi = {10.1016/0002-9149(76)90059-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/779442/},
  note = {Source identifier: 779442}
}