Open AccessThe Study of Prevalence Rate of Refractive Error among the Primary Students in Jeollanamdo
Author(s) -
Jung Un Jang,
Inn-Jee Park
Publication year - 2015
Publication title -
han'gug an'gwang haghoeji
Language(s) - English
Resource type - Journals
ISSN - 1226-5012
DOI - 10.14479/jkoos.2015.20.3.311
Subject(s) - emmetropia , visual acuity , astigmatism , medicine , refractive error , optometry , ophthalmology , refractometer , optics , physics , refractive index