Research Article

A Prognostic Model for Patients with Hepatocellular Carcinoma Based on Hypoxia-Related Long Noncoding RNAs

Figure 5

Principal component analysis (PCA). (a) The PCA of high-risk and low-risk groups based on the 10 key hypoxia-related lncRNAs constructed the prognostic model. (b) The PCA of high-risk and low-risk groups based on all hypoxia-related lncRNAs.
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(b)