@misc{indiciae75e6141b8b4c,
  title = {Spring valve for mitral insufficiency; preliminary report.},
  author = {P JORDAN and J WIBLE},
  year = {1955},
  doi = {10.1001/archsurg.1955.01270150162018},
  url = {https://pubmed.ncbi.nlm.nih.gov/13248366/},
  note = {Source identifier: 13248366}
}