Objective To observe the clinical effect of BCG-PSN on conjunctivitis in spring and on serum levels of T cell subsets and of cytokines.
目的观察卡介菌多糖核酸（BCG-PSN）治疗春季结膜炎的疗效与该药对患者T细胞亚群及细胞因子水平的影响。
Objective To observe the clinical effect of BCG-PSN on conjunctivitis in spring and on serum levels of T cell subsets and of cytokines.
目的观察卡介菌多糖核酸（BCG-PSN）治疗春季结膜炎的疗效与该药对患者T细胞亚群及细胞因子水平的影响。
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