Methadone and cocaine.
Barglow
P
P
Kotun
J
J
D003042:Cocaine; D003430:Cross-Sectional Studies; D006556:Heroin Dependence / Q000453:epidemiology / Q000534:rehabilitation*; D006801:Humans; D015994:Incidence; D008691:Methadone / Q000627:therapeutic use*; D010349:Patient Compliance / Q000523:psychology; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000517:prevention & control*; D014481:United States / Q000453:epidemiology
D003042:Cocaine; D008691:Methadone