SungChul Seo, Yeong Gyu Ji, Young Yoo, Myung Hee Kwon, Ji Tae Choung
Submicron fungal fragments as another indoor biocontaminant in elementary schools
Environmental science. Processes & impacts
report results grouprandomized trial prevention program aimed preventing bullying aggressive behaviors fourth grade classrooms 28 public elementary schools assigned receive selected modules youth matters prevention curriculum notreatment control condition crossclassified multilevel models fitted four waves data collected 2 years test effect intervention selfreported bullying bully victimization systematic change bullying students observed continuous outcome growth model bully victim scale scores declined course study rate decline victimization significantly higher experimental schools relative control schools results binary outcome growth models indicate significant treatment effects bully status bully victim status time implications findings implementation antibullying strategies urban public school settings discussed