A. M. Al-Chalabi, K., قصی, Z. Mahmood Al-Abachi, S. and صبا 2008. Enzymatic Changes in Serum of Benign and Malignant Brain Tumors Patients. Journal of Education and Science (JES). 21, 1 (Mar. 2008), 19–30. DOI:https://doi.org/10.33899/edusj.2008.51293.