نتایج جستجو برای: refraction
تعداد نتایج: 8286 فیلتر نتایج به سال:
purpose : to determine the prevalence of the uncorrected refractive errors in bojnourd students methods : in a cross-sectional study, the samples were selected proportionate to the population of the schools using stratified randomized cluster sampling. the target population was the primary and junior high school students of the city of bojnourd. visual acuity (va) (snellen chart) and cycloplegi...
The current issue of JOVR includes an article entitled “Is Noncycloplegic Photorefraction Applicable for Screening Refractive Amblyopia risk Factors?”.1 This is a well-constructed study comparing noncycloplegic photorefraction uti l izing the plusoptiX SO4 screener to cycloplegic autorefraction (or cycloplegic retinoscopy in those few children in whom cycloplegic autorefraction could not be per...
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