A Study To Assess The Effectiveness Of Structure Teaching Programme On Level Of Knowledge Regarding Substance Abuse Among Adolescent Boys In Selected School Of Rural In Pudukkottai. Int. J. Environ. Sci. [Internet]. 2025 Aug. 20 [cited 2026 Aug. 26];:37-4. Available from: https://theaspd.com/index.php/ijes/article/view/7205