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. 2022 Aug 25;13:897412. doi: 10.3389/fphys.2022.897412

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Copyright © 2022 Wang, Zhang, Lan, Yang, Gao, Wu, Xin and Zhang.

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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(A) SensEcho wearable device. (B) A subject configured with both the wearable vest and the gas analyzer (Metalyzer 3B). (C) Metalyzer 3B. (D) POLAR V800. (E) Representative chest acceleration response during the experiments.