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Wang XW, Jian FZ, Chen Z, Wu H, Bao YH.Wang XW, et al. Among authors: chen z.Zhonghua Wai Ke Za Zhi. 2013 Mar;51(3):207-10.Zhonghua Wai Ke Za Zhi. 2013.PMID: 23859319Chinese.
Wu H, Chen Y, Zhang C, Chen Z, Jian F.Wu H, et al. Among authors: chen z, chen y.Zhonghua Yi Xue Za Zhi. 2014 Jun 17;94(23):1764-8.Zhonghua Yi Xue Za Zhi. 2014.PMID: 25154836Chinese.
Wang Z, Wang X, Jian F, Zhang C, Wu H, Chen Z.Wang Z, et al. Among authors: chen z.Eur Spine J. 2017 Apr;26(4):1019-1027. doi: 10.1007/s00586-016-4740-9. Epub 2016 Aug 23.Eur Spine J. 2017.PMID: 27554349