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. 2016 May 26;11:85. doi: 10.1186/s13019-016-0468-1

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© Karube et al. 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided 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 Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 4 — Overall survival in relation to gene expression. a ratio of folypolyglutamyl synthase to gamma-glutamyl hydrolase (FPGS/GGH), High, ≥0.21 (n = 14); Low, <0.21 (n = 7), b vascular endothelial growth factor (VEGF), High, >2.19 (n = 12); Low, ≤2.19 (n = 10), c excision repair cross-complementation group 1 (ERCC1), High, ≥2.52 (n = 15); Low, <2.52 (n = 7)