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. 2021 Nov 11;11:766822. doi: 10.3389/fonc.2021.766822

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Copyright © 2021 Ma, Chen, Ming, Jiang, Lu, Wu and Mao

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 estimates of the rates of overall survival (OS), progression-free survival (PFS), locoregional progression-free survival (LPFS), and distant metastasis-free survival (DMFS) in all patients.