title: Changes in the dose levels of opiates used by addicts admitted for withdrawal between 1969-1979.
mesh_terms: D004305:Dose-Response Relationship, Drug; D006801:Humans; D008691:Methadone / Q000627:therapeutic use*; D009293:Opioid-Related Disorders / Q000534:rehabilitation*; D006113:United Kingdom
chemical_list: D008691:Methadone