Substance abuse: a growing problem for adolescents.
D000293:Adolescent; D000294:Adolescent Behavior; D000437:Alcoholism / Q000453:epidemiology; D003042:Cocaine; D006801:Humans; D002189:Marijuana Abuse / Q000453:epidemiology; D012907:Smoking; D019966:Substance-Related Disorders / Q000453:epidemiology*; D014481:United States
D003042:Cocaine