- Correspondence to Dr Gustavo Barreto Melo, Hospital de Olhos de Sergipe, Aracaju 49020-380, Brazil;
- Received January 1, 2019
- Revised February 14, 2019
- Accepted February 26, 2019
- First published March 25, 2019.
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.