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. 2022 Aug 23;12:991102. doi: 10.3389/fonc.2022.991102

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Copyright © 2022 Tang, Wu, Liang, Yuan, Shi and Ding

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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Images and corresponding ROI of three modalities. The original image of CT (A1), MRI (B1) and PET (C1). The ROI image of CT (A2), MRI (B2) and PET (C2). The scale bar was 10 cm.