Muzher, M. N. “The CorrelationStudy Between Serum Concentrations of Pro-Inflammatory Cytokines and Acute Phase Markers in Rheumatoid Arthritis Patients in AL-NajafGovernorate”. Al-Qadisiyah Journal of Pure Science, Vol. 18, no. 2, Aug. 2017, pp. 17-25, https://journalsc.qu.edu.iq/index.php/JOPS/article/view/403.