Nanda, Bhagyashree, et al. “Effect of Yoga As an Add-On Therapy for Negative and Cognitive Symptoms in Patients With Schizophrenia—A Randomized Controlled Trial”. Al-Rafidain Journal of Medical Sciences ( ISSN 2789-3219 ), vol. 10, no. 2, May 2026, pp. 258-64, https://www.ajms.iq/index.php/ALRAFIDAIN/article/view/2745.