@misc{indiciae01ef03d6fbdd,
  title = {EC standards.},
  author = {R S Windsor},
  year = {1993},
  doi = {10.1136/vr.133.1.23-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/8362487/},
  note = {Source identifier: 8362487}
}