@misc{indiciae42f1a0dd9c6e,
  title = {Activated partial thromboplastin time test in heparin therapy. A study.},
  author = {A Simmons and D E Cross},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5771362/},
  note = {Source identifier: 5771362}
}