Olawole-Isaac, A, Ogundipe, O, Amoo, E O & Adeloye, D 2018, ' Substance use among adolescents in sub-Saharan Africa : A systematic review and meta-analysis ', South African Journal of Child Health, vol. 12, no. Special Issue, pp. S79-S84 . https://doi.org/10.7196/SAJCH.2018.v12i2.1524 South African Journal of Child Health, Volume: 12, Issue: spe, Pages: s79-s84, Published: 2018