@misc{indiciaebb212a78f4af,
  title = {Computed ventricular acoustic frequency.},
  author = {A Singer},
  year = {1967},
  doi = {10.1007/bf02476585},
  url = {https://pubmed.ncbi.nlm.nih.gov/6048890/},
  note = {Source identifier: 6048890}
}