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Fan DS, Lam DS, Lam RF, Lau JT, Chong KS, Cheung EY, Lai RY, Chew SJ.Fan DS, et al. Among authors: chew sj.Invest Ophthalmol Vis Sci. 2004 Apr;45(4):1071-5. doi: 10.1167/iovs.03-1151.Invest Ophthalmol Vis Sci. 2004.PMID: 15037570