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. 2014 Oct 1;7(5):289–301. doi: 10.1159/000368583

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Copyright © 2014 by S. Karger GmbH, Freiburg

This is an Open Access article licensed under the terms of the Creative Commons Attribution-NonCommercial 3.0 Unported license (CC BY-NC) (www.karger.com/OA-license), applicable tothe online version of the article only. Distribution permitted for non-commercial purposes only.

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Fig. 1 — Selection of the population studied.