@misc{indiciae54e886d722fd,
  title = {High frequency phonocardiography.},
  author = {A A LUISADA and G DI BARTOLO},
  year = {1961},
  doi = {10.1016/0002-9149(61)90178-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/13764168/},
  note = {Source identifier: 13764168}
}