- Dr Maria Carmo P Nunes, Hospital das Clinicas, School of Medicine, Federal University of Minas Gerais, 190, Room 246, Belo Horizonte, Minas Gerais 30130-100, Brazil;
- Received October 30, 2016
- Revised January 4, 2017
- Accepted January 10, 2017
- First published March 11, 2017.
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