Manchikanti, MD, L., M. V. Boswell, MD, PhD, R. Manchukonda, BDS, K. A. Cash, RT, and J. Giordano, PhD. “Influence of Prior Opioid Exposure on Diagnostic Facet Joint Nerve Blocks”. Journal of Opioid Management, vol. 4, no. 6, Jan. 2018, pp. 351-60, doi:10.5055/jom.2008.0039.