Zeroing in on AIDS with street smarts.
D000163:Acquired Immunodeficiency Syndrome / Q000209:etiology / Q000517:prevention & control*; D001741:Black or African American; D004335:Drug and Narcotic Control / Q000458:organization & administration*; D006266:Health Education; D006630:Hispanic or Latino; D006801:Humans; D008691:Methadone / Q000627:therapeutic use; D009519:New York City; D012940:Social Problems; D019966:Substance-Related Disorders / Q000150:complications / Q000534:rehabilitation*