title: Substance use seems to be increasing among 11 year olds.
authors.forename: I
authors.initials: I
authors.lastname: Sutherland
authors.forename: J
authors.initials: J
authors.lastname: Shepherd
mesh_terms: D000293:Adolescent; D000428:Alcohol Drinking / Q000453:epidemiology; D002648:Child; D004739:England / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D015995:Prevalence; D012907:Smoking / Q000453:epidemiology; D019966:Substance-Related Disorders / Q000453:epidemiology*