McDonell MG, Leickly E, McPherson S, Skalisky J, Srebnik D, Angelo F, Vilardaga R, Nepom JR, Roll JM, Ries RK. A Randomized Controlled Trial of Ethyl Glucuronide-Based Contingency Management for Outpatients With Co-Occurring Alcohol Use Disorders and Serious Mental Illness. Am J Psychiatry. 2017 Apr 01; 174(4):370-377.