INVESTIGATING RISKS IN DEPENDENCE PRODUCING DRUGS USERS AMONGSUB-POPULATION OF HIGHER EDUCATION INSTITUTES IN KARACHI;.A CROSS-SECTIONAL STUDY. BJHS [Internet]. 2024 Sep. 18 [cited 2026 May 5];23(2). Available from: https://journals.baqai.edu.pk/index.php/CS/article/view/62