@misc{indiciae9a2a7d18bc80,
  title = {[The pneumocardiophone].},
  author = {R M Baevskiĭ and V A Ieanov and A V Monakhov and V R Freĭdel'},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/6002872/},
  note = {Source identifier: 6002872}
}