Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleEarly exposure to marijuana and risk of later drug use.AuthorsSchier JG; Nelson LS; Hoffman RS; Cummings P; Macleod J; Hickman M; Davey Smith G; Anand KJS; Lynskey MT; Statham DJ; Martin NG; Heath AC; Bucholz KK; Madden PAF; Nelson EC; Slutske WS; Kandel DB; Macleod, John; Hickman, Matthew; Smith, George DaveyPublicationJAMA: Journal of the American Medical Association, 2003, Vol 290, Issue 3, p329ISSN0098-7484Publication typecommentaryDOI10.1001/jama.290.3.329-a