Impact of high myopia on visual disability and its causes in a Spanish cohort Pablo Arlanzon-Lope; Daniel Fernandez-Pedruelo; Belén Alvarez-Arauzo; Ruben Cuadrado-Asensio; Maria Teresa del Alamo-Martin; Rosa Maria Coco-Martin;

Prevalence of astigmatism among 99,515 children in different areas of Xi'an City, China Ye Zhang; Xiaokang He; Wei Dong; Zihao Wang; Chengfei Liu; Yanying Li; Zhaojiang Du;

Mean cycloplegic refractive error in emmetropic adults ¿ The Tehran Eye Study Jos J. Rozema; Rafael Iribarren; Hassan Hashemi; Mehdi Khabazkhoob; Akbar Fotouhi;