1.
Filby S, van Zyl-Smit R, Soin G, Kurten S. E-cigarette, cannabis, hookah and tobacco use patterns in fee-paying South African high schools. S Afr Med J [Internet]. 2026 Feb. 9 [cited 2026 Apr. 19];116(1):e3847. Available from: https://www.samajournals.co.za/index.php/samj/article/view/3847