A’yun, Rahmania Qurrota, and Nurul Hartini. 2019. “Can Cognitive Behavioral-Therapy Increase the Quality of Life and Self-Efficacy in Rheumatoid Arthritis Patients?”. Psikohumaniora: Jurnal Penelitian Psikologi 4 (2):201-12. https://doi.org/10.21580/pjpp.v4i2.4184.