- Correspondence to Professor Patricia Maciel, Life and Health Sciences Research Institute—School of Health Sciences, University of Minho, Campus de Gualtar, Braga 4710-057, Portugal;
- Received October 6, 2015
- Revised November 17, 2015
- Accepted December 6, 2015
- First published January 6, 2016.
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- Data supplement 1 - Online supplement
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