@misc{indiciae6acd0f88b806,
  title = {Letter: Drug-imprint coding.},
  author = {W O Robertson},
  year = {1974},
  doi = {10.1001/jama.229.7.766b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4407815/},
  note = {Source identifier: 4407815}
}