J. B. Mohamed and S. S. Haji, “The Prevalence of Vitamin D Deficiency Among Patients With Schizophrenia in Duhok City”, SJUOZ, vol. 4, no. 1, pp. 32–36, Jun. 2016, Accessed: Feb. 03, 2026. [Online]. Available: https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/302