TY  - RPRT
TI  - Statistical methods for a three-period crossover design in which high dose cannot be used first.
AU  - K E Peace
AU  - G G Koch
PY  - 1993
DO  - 10.1080/10543409308835051
UR  - https://pubmed.ncbi.nlm.nih.gov/8485531/
ID  - 8485531
ER  -