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. 2017 Mar 3;24(8):2113–2121. doi: 10.1245/s10434-017-5818-2

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© The Author(s) 2017

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.

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Fig. 2 — (a) Recurrence-free survival according to lymph node status (N+/N0) in 140 patients with resectable CLM (p < 0.01). (b) Recurrence-free survival according to CTC status in peripheral blood detected at liver surgery in 140 patients with resectable CLM (p = 0.029). (c) Overall survival analysing lymph node status (N+/N0) in 140 patients with resectable CLM (p = 0.267). (d) Overall survival according to CTC status in the peripheral blood at liver surgery in 140 patients with resectable CLM (p = 0.098). CLM colorectal liver metastases, CTC circulating tumor cells