“…Whether these programs are practicable in various community settings (e.g., the school environment) remains controversial. Moreover, whether their efficacy is ensured when administered by different program leaders, for example, trained teachers and volunteers who are not mental health professionals, remains uncertain [122]. In some cases, the assessment of the intervention studies is not based on data from multiple sources (children, parents, and teachers), and in most cases, researchers do not use diagnostic interviews, which would increase the reliability of the outcome measures [123].…”