Novak, Matthew D., August F. Holtyn, Forrest Toegel, Jeannie-Marie Leoutsakos, and Kenneth Silverman (2022). Abstinence-contingent wage supplements to promote drug abstinence and employment: Post-intervention outcomes, Drug and Alcohol Dependence, 232: Article 109322. Available at: https://doi.org/10.1016/j.drugalcdep.2022.109322