@misc{indiciae900f9f2d95eb,
  title = {[Electrocardiographic changes after mitral commissurotomy].},
  author = {K Ilmurzyńska and W Ruzyllo},
  year = {1966},
  url = {https://pubmed.ncbi.nlm.nih.gov/5942731/},
  note = {Source identifier: 5942731}
}