- Correspondence to Professor Harminder Singh Dua, Department of Ophthalmology, Nottingham University Hospitals, University of Nottingham, Derby Road, Nottingham NG7 2UH, Nottinghamshire, UK;
- Received August 11, 2012
- Revised August 11, 2012
- Accepted August 18, 2012
- First published September 18, 2012.
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.