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. 2022 May 10;9:871301. doi: 10.3389/fnut.2022.871301

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Copyright © 2022 Yang, Zhang, Ge, Tang, Hu, Wang, Zhang, Song, Ruan, Zhang, Liu, Xie, Zhang, Zhang, Li, Li, Liu, Lin and Shi.

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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Procedures for selection of study participants with non-small cell lung cancer (NSCLC) from a multi-center clinical database.