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. 2021 Jan 29;10:581210. doi: 10.3389/fonc.2020.581210

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Copyright © 2021 Zhou, Wang, Lei, Ge, Huang, Zhang, Yan, Zhou, Ding, Wu 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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Representative images of focal liver lesions (FLLs) in different phases of dynamic contrast-enhanced computed tomography (CT). The contours represent the manually labeled boundary of the nodules.