We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleGenetic and environmental influences on transitions in drug use.AuthorsTsuang MT; Lyons MJ; Harley RM; Xian H; Eisen S; Goldberg J; True WR; Faraone SVPublicationBehavior genetics, 1999, Vol 29, Issue 6, p473ISSN0001-8244Publication typearticleDOI10.1023/a:1021635223370