- Correspondence to Dr Marcelo Nicolela, Department of Ophthalmology and Visual Sciences, Dalhousie University, 2W Victoria Building, 1276 South Street, Halifax (Nova Scotia) Canada B3H 2Y9;
- Received April 28, 2016
- Revised October 3, 2016
- Accepted October 9, 2016
- First published November 3, 2016.
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