We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleContingency management in cocaine abusers: A dose-effect comparison of goods-based versus cash-based incentives.AuthorsVandrey, Ryan; Bigelow, George E.; Stitzer, Maxine L.PublicationExperimental and Clinical Psychopharmacology, 2007, Vol 15, Issue 4, p338ISSN1064-1297Publication typearticleDOI10.1037/1064-1297.15.4.338