Objective measurements of digital habits in a university population and their relationship with refraction and axial length Félix Tomás Varona-Gómez; Rosa María Salmerón-Campillo; Vicente Fernández-Sánchez; Mateusz Jaskulski; Ginés Martínez-Ros; José Ángel Díaz-Guirado; Norberto López-Gil;

Multifocal contact lenses and defocus incorporated multiple segments lenses slow myopic progression in Chinese children with high myopia Mengdi Li; Kailang Zhang; Bi Hua; Kevin T. Willeford; Xiaoqin Chen; Bin Zhang; Lihua Li; Xiaoyan Yang;

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