title: Proposed federal rules will shift oversight, increase accessibility of methadone maintenance treatment.
mesh_terms: D006297:Health Services Accessibility / Q000331:legislation & jurisprudence*; D006801:Humans; D008605:Mental Health Services / Q000331:legislation & jurisprudence*; D008691:Methadone / Q000627:therapeutic use*; D009294:Narcotics / Q000627:therapeutic use*; D019966:Substance-Related Disorders / Q000534:rehabilitation*; D014481:United States
chemical_list: D009294:Narcotics; D008691:Methadone