Kalsoom U e, Mukhtar ul Haq Azeemi M, Farid K. SUBSTANCE USE AMONG STUDENTS OF PROFESSIONAL INSTITUTES OF KHYBER PAKHTUNKHWA. J Postgrad Med Inst [Internet]. 2014 Jan. 14 [cited 2024 Nov. 21];28(1). Available from: https://jpmi.org.pk/index.php/jpmi/article/view/1507