@misc{indiciaeeb04bdd76546,
  title = {Drug-coding systems: why so many?},
  author = {S F Hurley and J J McNeil},
  year = {1989},
  doi = {10.5694/j.1326-5377.1989.tb128466.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2687664/},
  note = {Source identifier: 2687664}
}