TY  - RPRT
TI  - Testing secondary hypotheses following sequential clinical trials.
AU  - A Liu
AU  - M Tan
AU  - J M Boyett
AU  - X Xiong
PY  - 2000
DO  - 10.1111/j.0006-341x.2000.00640.x
UR  - https://pubmed.ncbi.nlm.nih.gov/10877329/
ID  - 10877329
ER  -