- Correspondence to Dr Masahiko Shimura, Department of Ophthalmology, Tokyo Medical University Hachioji Medical Center, 1163 Tate-machi, Hachioji, Tokyo 193-0998, Japan;
- Received November 18, 2016
- Revised February 12, 2017
- Accepted February 14, 2017
- First published March 7, 2017.
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