@misc{indiciae35cba058d8c7,
  title = {Mitral stenosis.},
  author = {J W KIRKLIN and F H ELLIS},
  year = {1955},
  doi = {10.1016/s0039-6109(16)34645-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13246972/},
  note = {Source identifier: 13246972}
}