@misc{indiciaefe7131869394,
  title = {Predicting patients' warfarin requirements.},
  author = {P A Routledge and D M Davies and S M Bell and J S Cavanagh and M D Rawlins},
  year = {1977},
  doi = {10.1016/s0140-6736(77)90786-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/72199/},
  note = {Source identifier: 72199}
}