Iheanacho, MD, T., E. Stefanovics, PhD, and R. Rosenheck, MD. “Opioid Use Disorder and Homelessness in the Veterans Health Administration: The Challenge of Multimorbidity”. Journal of Opioid Management, vol. 14, no. 3, July 2018, pp. 171-82, doi:10.5055/jom.2018.0447.