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. 2011 Mar 11;25(2):110–115. doi: 10.3341/kjo.2011.25.2.110

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© 2011 The Korean Ophthalmological Society

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Table 2.

Response rates for this study according to age and sex