- Correspondence to Dr Patrick F Tzelikis, Brasilia Ophthalmologic Hospital, HOB, SQN 203, bloco K, apart 502, Brasilia, DF 70833-110, Brazil;
- Received August 15, 2014
- Revised October 16, 2014
- Accepted October 22, 2014
- First published November 10, 2014.
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