TY  - RPRT
TI  - Step-down trend tests for identifying the minimum effective dose.
AU  - D Amaratunga
AU  - N Ge
PY  - 1998
DO  - 10.1080/10543409808835228
UR  - https://pubmed.ncbi.nlm.nih.gov/9547433/
ID  - 9547433
ER  -