Fig. 1From: Lhasa childhood eye study: the rationale, methodology, and baseline data of a 5 year follow-up of school-based cohort study in the Tibetan plateau region of Southwest ChinaThe procedure of ocular examinations for children in the Lhasa Childhood Eye Study. The examinations are composed of pre- and after-cycloplegia tests. Quality check will be executed before pupil dilation and after all examinations finished. Quality check includes making sure all examinations done before and after cycloplegia respectively, unusual value of the resultsBack to article page