We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleContingent reinforcement increases cocaine abstinence during outpatient treatment and 1 year of follow-up.AuthorsHiggins, Stephen T.; Wong, Conrad J.; Badger, Gary J.; Ogden, Doris E. Haug; Dantona, Robert L.PublicationJournal of Consulting and Clinical Psychology, 2000, Vol 68, Issue 1, p64ISSN0022-006xPublication typearticleDOI10.1037/0022-006X.68.1.64