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. 2021 Oct 4;8:742360. doi: 10.3389/fsurg.2021.742360

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Copyright © 2021 Xu, Jiang, Ma, Tang, Yan and Fang.

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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Testing for the 12-LncRNA signature. (A) The distribution of risk score; (B) the survival time and status of patients; (C) the bottom shows the heatmap of 12-LncRNA expression profile. Colors from red to green indicate decreasing the expression level from high to low; (D) the K–M curves for high- and low-risk groups. Purple color represents the low-risk group, whereas red color represents the high-risk group; (E) ROC curves for patients with BC in the testing set. (F) The K–M curves for the high- and low-risk groups in GSE69031 cohort. Purple color represents the low-risk group, whereas red color represents the high-risk group; (G) ROC curves for patients with BC in GSE69031 cohort. AUC, area under the curve.