@misc{indiciaee0fc31bb405f,
  title = {Editorial: The noninvasive left ventriculogram.},
  author = {R L Popp},
  year = {1974},
  doi = {10.1056/nejm197412052912314},
  url = {https://pubmed.ncbi.nlm.nih.gov/4423135/},
  note = {Source identifier: 4423135}
}