IL-6 and INF-γ levels in patients with brucellosis in severe epidemic region, Xinjiang, China oleh Zhi-Qiang Lin, Guo-Yue Lin, Wen-Wen He, Chi Zhang, Rui Zhang, Yuan-Da Li, Fan Wang, Ying Qin, Li Duan, Dou-Dou Zhao, Xiao-Juan Qu, Hui Gao, Hai Jiang