@misc{indiciaeaa72e7dcf9d7,
  title = {Ionescu-Shiley valve defect.},
  author = {R S Toon and R K Grooters and H Soltanzadeh},
  year = {1984},
  doi = {10.1016/s0003-4975(10)60314-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/6696554/},
  note = {Source identifier: 6696554}
}