@misc{indiciae6020474089f8,
  title = {Exercise ventricular function in mitral valve prolapse.},
  author = {P S Douglas},
  year = {1987},
  doi = {10.1016/0002-9149(87)91068-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3661420/},
  note = {Source identifier: 3661420}
}