Open AccessPhotorefraction vision screening: value, constancy and credibility
Author(s) -
Ahmed Fathy Gabr,
Mohamed A Nassef,
Shaimaa Soliman
Publication year - 2019
Publication title -
journal of egyptian ophthalmological society
Language(s) - English
Resource type - Journals
eISSN - 2314-6648
pISSN - 2090-0686
DOI - 10.4103/ejos.ejos_29_19
Subject(s) - medicine , optometry , mean difference , subjective refraction , significant difference , refraction , cyclopentolate , ophthalmology , refractive error , confidence interval , eye disease , optics , physics