@misc{indiciae075240dbc619,
  title = {[Echography--the heart].},
  author = {T Nimura and S Mochizuki and H Matsuo and K Aoki and N Wada},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5352884/},
  note = {Source identifier: 5352884}
}