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. 2021 May 21;15:607905. doi: 10.3389/fnins.2021.607905

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Copyright © 2021 Wei, Zhang, Wang and Hong.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Gait phase recognition based on case 2 and gait phase recognition based on case 3. (A) Walking speed 1.4 km/h, (B) walking speed 2.0 km/h, and (C) walking speed 2.6 km/h.