@misc{indiciae6269a960365c,
  title = {[Electrocardiographic changes during mitral commissurotomy].},
  author = {C DAO and Y C CH'IEN and C H KU and W Y HU},
  year = {1957},
  url = {https://pubmed.ncbi.nlm.nih.gov/13472927/},
  note = {Source identifier: 13472927}
}