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Qiu XS, Wang XB, Zhang Y, Zhu YC, Guo X, Chen YX.Qiu XS, et al. Among authors: chen yx.Biomed Res Int. 2016;2016:6219761. doi: 10.1155/2016/6219761. Epub 2016 Mar 21.Biomed Res Int. 2016.PMID: 27088088Free PMC article.