@misc{indiciae8c6bbb63361b,
  title = {Reoperation for mitral stenosis.},
  author = {E M Aronstam and J P Geiger and J T Gillespie},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/4231397/},
  note = {Source identifier: 4231397}
}