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. 2022 Apr 7;13:872353. doi: 10.3389/fimmu.2022.872353

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Copyright © 2022 Xue, Ding, Meng, Yan, Liu, Li, Yao, Tian, Dong, Chen, Hong, Wang and Li

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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Evaluation of publication bias of NK cells using Begg’s test and Egger’s test. (A) Begg’s test for OS of NK cells, P=0.732. (B) Egger’s test for OS of NK cells, P=0.564. (C) Begg’s test for DFS/RFS/TTR/PFS of NK cells, P=0.602. (D) Egger’s test for DFS/RFS/TTR/PFS of NK cells, P=0.401. lnhr, the ln of HR; s.e., standard error; NK, Natural killer; OS, Overall survival, DFS, Disease-free survival; RFS, Recurrence-free survival; TTR, Time-to recurrence; PFS, Progression-free survival.