title: Reply to the commentaries.
authors.affiliation: Department of Pharmacology, Medical Sciences Building, 1 King's College Circle, University of Toronto, Toronto, Canada M5S 1A8. E-mail: harold.kalant@utoronto.ca.
authors.forename: Harold
authors.initials: H
authors.lastname: Kalant
mesh_terms: D003415:Crime; D004335:Drug and Narcotic Control; D006801:Humans; D013287:Illicit Drugs / Q000145:classification*; D006113:United Kingdom
chemical_list: D013287:Illicit Drugs