1. The Irie Classroom Toolbox, a universal violence-prevention teacher-training programme, in Jamaican preschools: a single-blind, cluster-randomised controlled trial. Issue 4 (April 2021) Authors: Baker-Henningham, Helen; Bowers, Marsha; Francis, Taja; Vera-Hernández, Marcos; Walker, Susan P Journal: Lancet Issue: Volume 9:Issue 4(2021) Page Start: e456 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗