Prevalence of active heroin use in the United States.
D000293:Adolescent; D000328:Adult; D003415:Crime; D004812:Epidemiologic Methods; D005260:Female; D006306:Health Surveys; D006505:Hepatitis / Q000453:epidemiology / Q000209:etiology; D006556:Heroin Dependence / Q000150:complications / Q000453:epidemiology* / Q000534:rehabilitation; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000453:epidemiology / Q000209:etiology; D012107:Research Design; D013223:Statistics as Topic; D014481:United States