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. 2016 Aug 22;87(6):546–553. doi: 10.1080/17453674.2016.1222804

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© 2016 The Author(s). Published by Taylor & Francis on behalf of the Nordic Orthopedic Federation.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-Non-Commercial License (https://creativecommons.org/licenses/by-nc/3.0)

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Figure 1. — •••