- Correspondence to Dr Hideki Koizumi, Department of Ophthalmology, Kyoto Prefectural University of Medicine, 465 Kajii-cho, Kamigyo-ku, Kyoto 602-0841, Japan;
- Received May 19, 2013
- Revised November 15, 2013
- Accepted January 18, 2014
- First published February 10, 2014.
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