@misc{indiciaecab2f1ce5eb5,
  title = {Human prothrombin activation.},
  author = {S S Shapiro},
  year = {1968},
  doi = {10.1126/science.162.3849.127},
  url = {https://pubmed.ncbi.nlm.nih.gov/4970764/},
  note = {Source identifier: 4970764}
}