نظر دانش آموزان درباره روز جهانی بدون دخانیات !

Every year, on 31 May, the World Health Organization (WHO) and global partners celebrate World No Tobacco Day (WNTD). The annual campaign is an opportunity to raise awareness on the harmful and deadly effects of tobacco use and second-hand smoke exposure, and to discourage the use of tobacco in any form.
نظر دانش آموزان درباره روز جهانی بدون دخانیات !