Zenki, D. F. A. ., D. M. A. A. . AL-gaber, R. N. . Ali, A. M. O. . Al-Musawi, and A. . alhashmi. “Evaluation CD4 T Lymphocyte in Rheumatoid Arthritis Patients in Karbala Province”. World of Science: Journal on Modern Research Methodologies, vol. 2, no. 1, Jan. 2023, pp. 138-42, https://univerpubl.com/index.php/woscience/article/view/262.