%0 Dataset %T Evaluation of the Effectiveness and Sustainability of the Olweus Bullying Prevention Program (OBPP) in Increasing School Safety for Urban Low-Income Middle Schools, Virginia, 2011-2018 %A Sullivan, Terri N. %D 2025-03-13 %R 10.3886/ICPSR37456.v1 %I Inter-university Consortium for Political and Social Research [distributor]