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. 2020 Nov 23;53(2):528–540. doi: 10.4143/crt.2020.833

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Copyright © 2021 by the Korean Cancer Association

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 3 — Kaplan-Meier curves for OS in different subsets of patients with BTC. BTC patients (A), GBC patients (C), ICC patients (E), and ECC patients (G) were stratified by the novel staging system. BTC patients (B), GBC patients (D), ICC patients (F), and ECC patients (H) were stratified according to the AJCC TNM staging system. AJCC, American Joint Committee on Cancer; BTC, biliary tract cancer; GBC, gallbladder cancer; ECC, extrahepatic cholangiocarcinoma; ICC, intrahepatic cholangiocarcinoma; OS, overall survival.