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

Utility of the Actiwatch Spectrum Plus for detecting the outdoor environment and physical activity in children Einat Shneor; Ariela Gordon-Shaag; Ravid Doron; Julia S. Benoit; Lisa A. Ostrin;

Using electronic medical record data to establish and monitor the distribution of refractive errors, Seán Longwill; Michael Moore; Daniel Ian Flitcroft; James Loughman;