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. 2021 Sep 29;11:752545. doi: 10.3389/fonc.2021.752545

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Copyright © 2021 Liao, Liu, Long, Wu, Wang, Yu, Sun, Zhang, Lin, Zhao and Wang

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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Kaplan-Meier curves of (A) PFS and (B) OS comparing pembrolizumab-pemetrexed-platinum combination and bevacizumab-pemetrexed-platinum combination. CI, confidence interval; HR, hazard ratio; OS, overall survival; PFS, progression-free survival.