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. 2014 Mar 31;11:46. doi: 10.1186/1743-0003-11-46

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Copyright © 2014 Varoqui et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Individual changes in dorsi-flexor muscle strength after training. Percentage increase in the dorsi-flexion maximal voluntary contraction (MVC_DF) at the posttest normalized by the pretest value for each subject. Subjects showing an improvement in the MVC_DF are represented by black symbols. White symbols represent the subjects experiencing no change over time.