title: Prevalence of participation in methadone programs.
mesh_terms: D000293:Adolescent; D000328:Adult; D000553:Ambulatory Care; D005069:Evaluation Studies as Topic; D005260:Female; D003932:Heroin; D006760:Hospitalization; D006801:Humans; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D009021:Morphine Dependence / Q000188:drug therapy*; D009518:New York; D010044:Outpatient Clinics, Hospital; D010359:Patient Readmission; D013223:Statistics as Topic
chemical_list: D003932:Heroin; D008691:Methadone