H.Frayyeh A, M. Jawad El-Saffar J. Altered IL-2 and IL-10 serum levels in schizophrenic patients. Iraqi Journal of Science. 2023;57(3A):1932-1937. Accessed December 6, 2025. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/9941