Kwanan nan, David Sweanor, Shugaban Hukumar Ba da Shawarwari na Cibiyar Nazarin Lafiya, Manufofi da Da'a a Jami'ar Ottawa, Kanada, ya ja hankalin jama'a game da gabatarwar da ya gabatar a 4th Asia Harm Reduction Forum.A cikin jawabinsa, David Sweanor ya ba da misali da ci gaban da aka samu wajen sarrafa sigari a Ca...
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