@misc{indiciaef3dcb60c8514,
  title = {Thrombosed Björk-Shiley mitral prostheses.},
  author = {H Copans and J B Lakier and R H Kinsley and P R Colsen and V U Fritz and J B Barlow},
  year = {1980},
  doi = {10.1161/01.cir.61.1.169},
  url = {https://pubmed.ncbi.nlm.nih.gov/6444214/},
  note = {Source identifier: 6444214}
}