@misc{indiciae8703b761b0d3,
  title = {[The electrocardiogram, vectorcardiogram and ergometer tests in mitral stenosis].},
  author = {G A Feruglio and A Passerelli and F Pidutti},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/331139/},
  note = {Source identifier: 331139}
}