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. 2023 Mar 8;25(4):166. doi: 10.3892/ol.2023.13751

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Copyright: © Yu et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 1. — Flowchart of the present study. (A) Diagnostic procedure. (B) Inclusion and exclusion criteria. A total of 198 samples were obtained from 194 patients. ENB, electromagnetic navigation bronchoscopy.