Niknejad, B., Bolier, R., Henderson, C. R., Delgado, D., Kozlov, E., Löckenhoff, C. E., & Reid, M. C. (2018). Association Between Psychological Interventions and Chronic Pain Outcomes in Older Adults: A Systematic Review and Meta-analysis. JAMA Internal Medicine, 178(6), 830. https://doi.org/10.1001/jamainternmed.2018.0756