- Correspondence to Dr Kazutaka Kamiya, Department of Ophthalmology, University of Kitasato School of Medicine, 1-15-1 Kitasato, Sagamihara, Kanagawa, 252-0374, Japan;
- Received August 5, 2013
- Revised December 12, 2013
- Accepted December 22, 2013
- First published January 23, 2014.
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