TY  - RPRT
TI  - Contextual effects in school-based violence prevention programs: a conceptual framework and empirical review.
AU  - Emily J Ozer
PY  - 2006
DO  - 10.1007/s10935-006-0036-x
UR  - https://pubmed.ncbi.nlm.nih.gov/16619107/
ID  - 16619107
ER  -