Banerjee S. Effectiveness of Planned Teaching Programme on Knowledge Regarding Prevention of Substance Abuse among Students of Class IX of Green Park Sikshasadan High School, Kolkata, West Bengal, India. IJRAMT [Internet]. 2021 Aug. 12 [cited 2024 Sep. 16];2(8):8-12. Available from: https://journals.ijramt.com/index.php/ijramt/article/view/1205