We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRisk factors predicting changes in marijuana involvement in teenagers.Authorsvan den Bree MB; Pickworth WBPublicationArchives of general psychiatry, 2005, Vol 62, Issue 3, p311ISSN0003-990xPublication typearticleDOI10.1001/archpsyc.62.3.311