@misc{indiciaeb346f706c8e9,
  title = {How does warfarin affect the activated coagulation time?},
  author = {R J Chang and T M Doherty and S L Goldberg},
  year = {1998},
  doi = {10.1016/s0002-8703(98)70223-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/9736140/},
  note = {Source identifier: 9736140}
}