Climate change and adolescents in South Africa: The role of youth activism and the health sector in safeguarding adolescents' health and education - Chersich, M F; Scorgie, F; Wright, C Y; Mullick, S; Mathee, A; Hess, J; Richter, M; Rees, H (South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 2019)