title: Effects of legal restraint on the use of drugs: a review of empirical studies.
mesh_terms: D002188:Cannabis; D011307:Drug Prescriptions; D004363:Drug Utilization; D006801:Humans; D007194:India; D007564:Japan; D007880:Legislation, Drug; D009294:Narcotics; D019966:Substance-Related Disorders / Q000517:prevention & control*; D013548:Sweden; D006113:United Kingdom; D014481:United States
chemical_list: D009294:Narcotics