We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePatterns of drug use from adolescence to young adulthood: I. Periods of risk for initiation, continued use, and discontinuation.AuthorsKandel DB; Logan JAPublicationAmerican journal of public health, 1984, Vol 74, Issue 7, p660ISSN0090-0036Publication typearticleDOI10.2105/ajph.74.7.660