@misc{indiciae7e4d7b01ff65,
  title = {[Mitral stenosis].},
  author = {M Krzemińska-Pakuła and J Zasłonka},
  year = {1991},
  url = {https://pubmed.ncbi.nlm.nih.gov/1921113/},
  note = {Source identifier: 1921113}
}