Changes in the thickness of the crystalline lens components before and after cycloplegia in children with different refractive errors Yongle Bao; Zhirong Zhang; Jian Cao; Yong Ma; Yanze Yu; Zhanying Wang; Lingling Niu; Xiaoying Wang; Xingtao Zhou; Jia Huang; Jing Zhao;

Prevalence of refractive error within a Portuguese sample of optometric records Vera Lúcia Alves Carneiro; José Manuel González-Méijome;

The prevalence of refractive errors in college students in Israel Einat Shneor; Ravid Doron; Lisa A Ostrin; Ariela Gordon-Shaag;