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. 2020 Apr 2;11:155. doi: 10.3389/fneur.2020.00155

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Copyright © 2020 Luo, Zhou, He, Lin, Zhu, Liu, Liu, Liu, Chen, Zou and Zeng.

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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Subgroup analysis for the high heterogeneity. SD: standard deviation; 95% CI: 95% confidence interval. EMGBF: Electromyographic biofeedback; AT: Acupuncture; MG: mesh glove; ES: electrical stimulation.