- Correspondence to Dr Fabiola Traina, Department of Internal Medicine, University of São Paulo at Ribeirão Preto Medical School, Av. Bandeirante 3900, Ribeirão Preto, SP 14048-900, Brazil;
- Received July 11, 2016
- Revised September 22, 2016
- Accepted September 27, 2016
- First published November 11, 2016.
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