@misc{indiciaedf9f2edcf692,
  title = {[High frequency phonocardiography].},
  author = {A CANIGGIA and G BERTELLI and M LODONE},
  year = {1959},
  url = {https://pubmed.ncbi.nlm.nih.gov/13651434/},
  note = {Source identifier: 13651434}
}