Abdualkader, Sajid, Abdul- Wahab Al-Shaikly, Khalida Al-Mousawy, Mustafa Al-Ezzi, Maan Hasso, and Zena Hassan. “Correlation Between Interleukin-4 and Interleukin-6 and Auto Antibodies in Systemic Lupus Erythematosus.”. Journal of the Faculty of Medicine Baghdad 51, no. 4 (January 3, 2010): 416-418. Accessed December 2, 2019. http://iqjmc.uobaghdad.edu.iq/index.php/19JFacMedBaghdad36/article/view/1097.