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Yuan XD, Yan X, Yang H, Gao ZQ, Li KH, Han Q, Lu S, Chen XW, Jiang H, Zhao CH.Yuan XD, et al. Among authors: li kh.Zhonghua Er Bi Yan Hou Tou Jing Wai Ke Za Zhi. 2009 Apr;44(4):323-8.Zhonghua Er Bi Yan Hou Tou Jing Wai Ke Za Zhi. 2009.PMID: 19558842Chinese.
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