@misc{indiciae1ab55114b923,
  title = {"Per cent prothrombin activity" unacceptable.},
  author = {H B Soloway},
  year = {1973},
  doi = {10.1056/nejm197303292881316},
  url = {https://pubmed.ncbi.nlm.nih.gov/4687263/},
  note = {Source identifier: 4687263}
}