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. 2018 Oct 12;9(12):1707–1715. doi: 10.1111/1759-7714.12885

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© 2018 The Authors. Thoracic Cancer published by China Lung Oncology Group and John Wiley & Sons Australia, Ltd

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.

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Kaplan–Meier survival curve and lymph node status of the complete cohort. Patients with lymph node metastasis had significantly poorer cancer‐specific survival compared to those without (P < 0.001). Lymph nodes staging () N0 and () N1–3.

Inline graphic — Kaplan–Meier survival curve and lymph node status of the complete cohort. Patients with lymph node metastasis had significantly poorer cancer‐specific survival compared to those without (P < 0.001). Lymph nodes staging () N0 and () N1–3.