A multicentre cluster randomised controlled trial to evaluate the effectiveness and cost-effectiveness of KiVa to reduce bullying in primary schools

Teitl byrA multicentre cluster randomised controlled trial to evaluate the effectiveness and cost-effectiveness of KiVa to reduce bullying in primary schools
StatwsWrthi'n gweithredu
Dyddiad cychwyn/gorffen dod i rym1/07/1915/04/22
Gweld graff cysylltiadau