We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe social norms of birth cohorts and adolescent marijuana use in the United States, 1976-2007.AuthorsKeyes KM; Schulenberg JE; O'Malley PM; Johnston LD; Bachman JG; Li G; Hasin DPublicationAddiction (Abingdon, England), 2011, Vol 106, Issue 10, p1790ISSN1360-0443Publication typearticleDOI10.1111/j.1360-0443.2011.03485.x