%0 Journal Article %T Examining the Effectiveness of School-Bullying Intervention Programs Globally: a Meta-analysis %A Gaffney, Hannah %A Farrington, David %A Ttofi, Maria %J International Journal of Bullying Prevention %V 1 %N 1 %P 14-31 %@ 2523-3653 %D 2019-02-21 %I Springer International Publishing %~ DeepDyve