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Rong ZH, Chang LW, Zhang QS.Rong ZH, et al.Zhonghua Er Ke Za Zhi. 2003 Apr;41(4):299-300.Zhonghua Er Ke Za Zhi. 2003.PMID: 14754544Chinese.No abstract available.
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Chen H, Chang L, Liu H, Rong Z, Zhu H, Zhang Q, Li W.Chen H, et al. Among authors: chang l.J Huazhong Univ Sci Technolog Med Sci. 2004;24(3):226-8. doi: 10.1007/BF02831996.J Huazhong Univ Sci Technolog Med Sci. 2004.PMID: 15315332
Chang LW, Zhu HP, Li WB, Liu HC, Zhang QS, Chen HB.Chang LW, et al.Zhonghua Er Ke Za Zhi. 2005 Feb;43(2):118-23.Zhonghua Er Ke Za Zhi. 2005.PMID: 15833168Chinese.