TY  - RPRT
TI  - Adjusting for observable selection bias in block randomized trials.
AU  - Anastasia Ivanova
AU  - Robert C Barrier
AU  - Vance W Berger
PY  - 2005
DO  - 10.1002/sim.2058
UR  - https://pubmed.ncbi.nlm.nih.gov/15723426/
ID  - 15723426
ER  -