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. 2015 May 10;15:386. doi: 10.1186/s12885-015-1403-x

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© Jiang et al.; licensee BioMed Central. 2015

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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Fig. 1 — The distribution of three tumor markers in healthy control (n = 20) and NSCLC patients (GPS 0 n = 95; GPS 1 n = 32; GPS 2 n = 11). A: cytokeratin 19 fragment (CYFRA21-1) concentration was significant deferent between four groups (P<0.05); B: carcinoembryonic antigen (CEA) concentration was significant deferent between four groups (P<0.05); C: tissue polypeptide specific antigen (TPS) concentration was significant deferent between four groups (P<0.05)