@misc{indiciae9f1de042f215,
  title = {Mitral valve prolapse.},
  author = {E M Krantz and J F Viljoen and R Schermer and M S Cañas},
  year = {1980},
  url = {https://pubmed.ncbi.nlm.nih.gov/7189385/},
  note = {Source identifier: 7189385}
}