@misc{indiciae0561daeb3d41,
  title = {Noisy floppy mitral valve.},
  author = {D Young},
  year = {1977},
  doi = {10.1016/s0002-8703(77)80190-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/831404/},
  note = {Source identifier: 831404}
}