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. 2014 Sep 15;12:287. doi: 10.1186/1477-7819-12-287

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© Hu et al.; licensee BioMed Central Ltd. 2014

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. 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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Kaplan-Meier analysis of overall survival (OS) and disease-free survival (DFS) curves of patients with osteosarcoma based on periostin expression as positive or negative. (A) OS curve of patients with osteosarcoma based on periostin expression; (B) DFS curve of patients with osteosarcoma based on periostin expression. The osteosarcoma patients with periostin-positive expression showed significantly poorer OS and DFS rates than those with periostin-negative expression.