title: Drug and substance use among 3,333 London adolescents.
authors.forename: H
authors.initials: H
authors.lastname: Swadi
mesh_terms: D000293:Adolescent; D000437:Alcoholism / Q000453:epidemiology*; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D013287:Illicit Drugs; D008131:London; D008297:Male; D019966:Substance-Related Disorders / Q000453:epidemiology*
chemical_list: D013287:Illicit Drugs