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Wang D, Ding X, He M, Yan L, Kuang J, Geng Q, Congdon N.Wang D, et al. Among authors: congdon n.Ophthalmology. 2010 Sep;117(9):1755-62. doi: 10.1016/j.ophtha.2010.01.019. Epub 2010 May 14.Ophthalmology. 2010.PMID: 20471689
He M, Chan V, Baruwa E, Gilbert D, Frick KD, Congdon N.He M, et al. Among authors: congdon n.Ophthalmology. 2007 Mar;114(3):411-6. doi: 10.1016/j.ophtha.2006.09.012. Epub 2007 Jan 2.Ophthalmology. 2007.PMID: 17197026
Liu Y, Congdon NG, Fan H, Zhao X, Choi K, Lam DS.Liu Y, et al.Ophthalmology. 2007 Nov;114(11):e47-52. doi: 10.1016/j.ophtha.2007.07.013.Ophthalmology. 2007.PMID: 17980740
Song Y, Congdon N, Li L, Zhou Z, Choi K, Lam DS, Pang CP, Xie Z, Liu X, Sharma A, Chen W, Zhang M.Song Y, et al. Among authors: congdon n.Am J Ophthalmol. 2008 May;145(5):819-26. doi: 10.1016/j.ajo.2007.12.034. Epub 2008 Mar 10.Am J Ophthalmol. 2008.PMID: 18328999
Baruwa E, Tzu J, Congdon N, He M, Frick KD.Baruwa E, et al. Among authors: congdon n.Ophthalmic Epidemiol. 2008 Mar-Apr;15(2):99-104. doi: 10.1080/09286580801999118.Ophthalmic Epidemiol. 2008.PMID: 18432493