TY  - RPRT
TI  - Designing a large prevention trial: statistical issues.
AU  - Richard J Kryscio
AU  - Marta S Mendiondo
AU  - Frederick A Schmitt
AU  - William R Markesbery
PY  - 2004
DO  - 10.1002/sim.1716
UR  - https://pubmed.ncbi.nlm.nih.gov/14716729/
ID  - 14716729
ER  -