- Correspondence to Dr Takefumi Yamaguchi, Department of Ophthalmology, Ichikawa General Hospital, Tokyo Dental College, 5-11-13, Sugano, Ichikawa, Chiba 272-8513, Japan;
- Received July 3, 2015
- Revised October 19, 2015
- Accepted November 28, 2015
- First published December 23, 2015.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.