- Correspondence to Dr Antonio Nogueira de Almeida, Department of Functional Neurosurgery, University of São Paulo, Praça Amadeu Amaral 27 sala 31, São Paulo, SP CEP 01323-001, Brazil;
- Received January 5, 2016
- Revised March 7, 2016
- Accepted March 28, 2016
- First published April 13, 2016.
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