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. 2022 Oct 20;13:1003581. doi: 10.3389/fimmu.2022.1003581

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Copyright © 2022 Zhao, Wu, Yu, Wang, Sun, Hu, Liu, Zhang, Shao 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 curve of PFS and OS of 161 patients. (A) PFS and (B) OS of patients stratified with nivolumab and pembrolizumab; (C) PFS and (D) OS of patients stratified with pembrolizumab monotherapy, pembrolizumab plus anti-vascular therapy and pembrolizumab plus chemotherapy; (E) PFS and (F) OS of patients stratified with nivolumab monotherapy, nivolumab plus anti-vascular therapy, nivolumab plus chemotherapy and nivolumab plus ipilimumab therapy. PFS, progression-free survival; OS, overall survival.