@misc{indiciaeb1aae7613ded,
  title = {An international collaborative study establishing a reference preparation for Antithrombin III.},
  author = {T B Kirkwood and T W Barrowcliffe and D P Thomas},
  year = {1980},
  url = {https://pubmed.ncbi.nlm.nih.gov/7404474/},
  note = {Source identifier: 7404474}
}