@misc{indiciae261772378a69,
  title = {[Loading electrocardiograms in heart valvular diseases].},
  author = {H Toshima and K Abe and K Soejima and K Takayama},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5100532/},
  note = {Source identifier: 5100532}
}