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. 2017 Oct 25;5(20):e13475. doi: 10.14814/phy2.13475

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© 2017 The Authors. Physiological Reports published by Wiley Periodicals, Inc. on behalf of The Physiological Society and the American Physiological Society.

This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Relative changes from baseline values in each near infrared spectroscopy signal in active muscle during EX_sub and EX_max between PL and BR trials. HbO₂, muscle oxygenation; Total Hb, total hemoglobin. Peak indicates the individual peak work rate. Values are the means ± SD. *P < 0.05 between PL and BR within the same work rates.