Prevalence of common visual problems among primary school children in Calabar Municipality, Nigeria
Author(s) -
NC Osuchukwu
Publication year - 2003
Publication title -
deleted journal
Language(s) - English
Resource type - Journals
ISSN - 1596-2911
DOI - 10.4314/gjms.v2i1.10091
Subject(s) - optometry , astigmatism , hypermetropia , medicine , refractive error , visual acuity , subjective refraction , ophthalmology , physics , optics
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