1. Affleck G, Urrows S, Tennen H, Higgins P. Daily coping with pain from rheumatoid arthritis: patterns and correlates. Pain. 1992;51(2):221–9.
2. Aggarwal, A., Chandran, S., & Misra, R. (2006). Physical, psychosocial and economic impact of rheumatoid arthritis: A pilot study of patients seen at a tertiary care referral centre. The National Medical Journal of India, 19(4), 187–191.
3. Bandura A, Cioffi D, Taylor CB, Brouillard ME. Perceived self-efficacy in coping with cognitive stressors and opioid activation. J Pers Soc Psychol. 1988;55(3):479–88.
4. Barlow, J. H., Wright, C. C., & Lorig, K. (2001). The perils and pitfalls of comparing UK and US samples of people enrolled in an Arthritis Self-Management Program: The case of the Center for Epidemiological Studies-Depression (CES-D) Scale. Arthritis and Rheumatism, 45(1), 77–80.
5. Bolen J, Schieb L, Hootman JM, Helmick CG, Theis K, Murphy LB, et al. Differences in the prevalence and severity of arthritis among racial/ethnic groups in the United States, National Health Interview Survey, 2002, 2003, and 2006. Prev Chronic Dis. 2010;7(3):A64.