8Leung JT and Brown B. Progression of myopia in Hong Kong Chinese school children is by wearing progressive lenses. Optom Vis Sci,1999, 76:346
9Mutti DO,Jones LA,Moeschberger ML,et al.AC/A ratio,age,and refractive error in children[J].Invest Ophthalmol Vis Sci,2000,41 (9):2469 -2478.
10Abbott ML,Schmid KL,Strang NC.Differences in the accommodation stimulus response curves of adult myopes and emmetropes[J].Ophthalmic Physiol Opt,1998,18 (1):13-20.