Figure 1. History of hearing about the existence of the electronic cigarettes among governmental secondary school students in Makkah AlMukarramah

From

Prevalence and Determinants of Electronic Cigarettes Use among Governmental Secondary School Students in Makkah, 2018

Moneerah Ibrahim Al-Qarni

American Journal of Medical Sciences and Medicine. 2019, 7(3), 105-111 doi:10.12691/ajmsm-7-3-9