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. 2014 Oct 17;11:146. doi: 10.1186/1743-0003-11-146

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© Momeni et al.; licensee BioMed Central Ltd. 2014

This article is published under license to 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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Schematic illustration of the right foot’s pedal. Pedaling direction is assumed clockwise (CW) in this illustration. A full cycle of the pedal starts from 0°, continues CW, and ends at 360° (i.e., 0°).