@misc{indiciaea38c4a45716e,
  title = {Crossover design in pharmacy research.},
  author = {R L Cody and M K Slack},
  year = {1992},
  doi = {10.1177/106002809202600303},
  url = {https://pubmed.ncbi.nlm.nih.gov/1532519/},
  note = {Source identifier: 1532519}
}