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. 2021 Feb 1;13(3):547. doi: 10.3390/cancers13030547

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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(a) Overall survival (OS) of reclassified patients according to the (A) American Joint Committee on Cancer (AJCC) 7th and (B) 8th editions TNM classification. (b) Overall survival (OS) pairwise comparison of (A) stage 3B, (B) stage 4A, and (C) stage 4B reclassified patients according to the AJCC 7th and 8th editions TNM classification.