What happens in treatment doesn't stay in treatment: cocaine abstinence during treatment is associated with fewer problems at follow-up
Journal of Consulting and Clinical Psychology (2014) - Comment
pubmed: 24635550  doi: 10.1037/a0036245  issn: 1939-2117  issn: 0022-006x 

Brian D. Kiluk, Charla Nich, Katie Witkiewitz, Theresa A. Babuscio, Kathleen M. Carroll