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Chen XJ, Wu LM, Xu XB, Feng XW, Xie HY, Zhang M, Shen Y, Wang WL, Liang TB, Zheng SS.Chen XJ, et al. Among authors: wang wl.Zhonghua Wai Ke Za Zhi. 2007 Oct 1;45(19):1354-8.Zhonghua Wai Ke Za Zhi. 2007.PMID: 18241575Chinese.