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		Analysis on Refractive Error and Glasses Correction of Second-year Middle School Students in Daegu The Korean Journal of Vision Science :: Vol.22 No.2 pp.201-207 DOI:https://doi.org/10.17337/JMBI.2020.22.2.201 Open abstract    
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		Refractive status of Elementary School Children in Gyeongsan-si, Gyeongbuk The Korean Journal of Vision Science :: Vol.19 No.4 pp.443-451 DOI:https://doi.org/10.17337/JMBI.2017.19.4.443 Open abstract    






