title: Legal aspects of regulations pertaining to sale and distribution of analytical standards for drugs of abuse. I.
mesh_terms: D004345:Drug Industry; D004348:Drug Labeling; D004335:Drug and Narcotic Control; D006077:Government Agencies; D006801:Humans; D007880:Legislation, Drug; D004364:Pharmaceutical Preparations / Q000592:standards*; D012042:Registries; D019966:Substance-Related Disorders; D014481:United States
chemical_list: D004364:Pharmaceutical Preparations