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Huang JF, Zhou J, Wang H, Chen D, Zeng LP, Tong JB, Xia XB, Hu ZM.Huang JF, et al.Zhonghua Yan Ke Za Zhi. 2009 Oct;45(10):875-8.Zhonghua Yan Ke Za Zhi. 2009.PMID: 20137445Chinese.