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Di Y, Lu N, Liu R, Chu R, Zhou X, Zhou X.Di Y, et al. Among authors: chu r.Clin Exp Optom. 2014 Jan;97(1):55-61. doi: 10.1111/cxo.12079. Epub 2013 Jul 11.Clin Exp Optom. 2014.PMID: 23844603Free article.
Qian YS, Chu RY, He JC, Sun XH, Zhou XT, Zhao NQ, Hu DN, Hoffman MR, Dai JH, Qu XM, Pao KE.Qian YS, et al. Among authors: chu ry.Invest Ophthalmol Vis Sci. 2009 Apr;50(4):1598-605. doi: 10.1167/iovs.07-1362. Epub 2008 Dec 20.Invest Ophthalmol Vis Sci. 2009.PMID: 19098322
Liu R, Qian YF, He JC, Hu M, Zhou XT, Dai JH, Qu XM, Chu RY.Liu R, et al. Among authors: chu ry.Exp Eye Res. 2011 Jun;92(6):447-53. doi: 10.1016/j.exer.2011.03.003. Epub 2011 Mar 9.Exp Eye Res. 2011.PMID: 21396363