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. 2022 Jun 23;12:868429. doi: 10.3389/fonc.2022.868429

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Copyright © 2022 Wei, Zhang, Chen, Chen, Lau and Peng

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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The flow chart of patient enrollment. HCC, hepatocellular carcinoma; MVI, microvascular invasion; ECOG, Eastern Cooperative Oncology Group; RFA, radiofrequency ablation.