INPLASY202590108 Group-Based Social Skills Training for Children and Adolescents Aged 6–18 in Nonclinical Populations Keywords: social skills training; Social and Emotional Learning (SEL); socio-emotional development; universal interventions; children; adolescents; nonclinical population; systematic mapping review. Read and download full-text here - PDF 202590108 Download 1st Version - This version was published on 26 September 2025 and is not the current version. Review Status: ongoing