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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Patient survival in relation to messenger RNA (mRNA) gene expression of (a) hypoxia-inducible factor 1-alpha (HIF1a) and (b) von Hippel–Lindau (VHL). Groups (high vs. low) were based on the median mRNA gene expression values (n = 64).