RT Article T1 The significance of school-based programs, school-based activities, and community-based activities against marijuana use among adolescents JF Journal of drug issues VO 51 IS 4 SP 711 OP 721 A1 Nguyen, Ngoc N. LA English YR 2021 UL https://krimdok.uni-tuebingen.de/Record/1912703777 DO 10.1177/00220426211037272