Nandarathana, N., J. K. Ranjan, H. S. Asthana, and J. S. Yadav. “Comparative Effectiveness of Satipaṭṭhāna-Based Thought Purification Therapy, Mindfulness-Based Cognitive Therapy and Treatment As Usual in Patients With Depressive Disorders: Study Protocol for a Three-Arm Parallel-Group Superiority Randomized Controlled Trial”. International Journal of Clinical Trials, vol. 13, no. 2, Apr. 2026, pp. 238-46, doi:10.18203/2349-3259.ijct20261390.