TY  - RPRT
TI  - Crossover design in pharmacy research.
AU  - R L Cody
AU  - M K Slack
PY  - 1992
DO  - 10.1177/106002809202600303
UR  - https://pubmed.ncbi.nlm.nih.gov/1532519/
ID  - 1532519
ER  -