16. Sun J, Zhou J, Zhao P, Lian J, et al., High Prevalence of Myopia and High Myopia in 5060 Chinese University Students in Shanghai, Invest Ophthalmol Vis Sci. 2012; 53(12):7504-9.

16. Sun J, Zhou J, Zhao P, Lian J, et al., High Prevalence of Myopia and High Myopia in 5060 Chinese University Students in Shanghai, Invest Ophthalmol Vis Sci. 2012; 53(12):7504-9.