title: RIH physician finds legalizing medical marijuana does not increase  use among adolescents.
mesh_terms: D000293:Adolescent; D006761:Hospitals; D006801:Humans; D007880:Legislation, Drug; D008385:Marijuana Smoking / Q000453:epidemiology*; D064086:Medical Marijuana; D012237:Rhode Island
chemical_list: D064086:Medical Marijuana