@misc{indiciae44ef39388361,
  title = {P mitrale-P pulmonale variation.},
  author = {I Malcolm},
  year = {1996},
  doi = {10.1016/s0002-8703(96)90509-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/8992890/},
  note = {Source identifier: 8992890}
}