@misc{indiciaebf350c2e7399,
  title = {Heparin in acid solutions.},
  author = {S L Stock and N Warner},
  year = {1971},
  doi = {10.1136/bmj.3.5769.307-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/5557553/},
  note = {Source identifier: 5557553}
}