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. 2021 Jul 26;7:190. doi: 10.1038/s41420-021-00576-z

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© The Author(s) 2021

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — Univariate (A) and multivariate (B) Cox regression analyses of associations between clinical parameters (including FerRLSig) and OS. C Time-dependent ROC curves of OS at 1, 3, and 5 years. Principal component analysis (PCA) of low-risk and high-risk groups based on the (D) whole-genome, (E) ferroptosis-related lncRNAs, and (F) the risk model including 10 ferroptosis-related lncRNAs; patients with high risk scores are indicated in orange, and those with high risk scores are indicated in blue. T, tumor stage; N stage, lymph node metastasis stage; M stage, distant metastasis stage.