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. 2022 Jul 27;12:937864. doi: 10.3389/fcimb.2022.937864

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Copyright © 2022 He, Chen, Wu, Wang, Zhang, Zhang, Chen, Wang, Wang and Yu

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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Veen diagram of the number of shared and unique operational taxonomic units (OTUs) among the CLA (surgical treatment), CLB (non-surgical treatment), LC (lung cancer), and COPD (chronic obstructive pulmonary disease) groups.