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. 2021 Jul 21;10(17):5948–5963. doi: 10.1002/cam4.4147

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© 2021 The Authors. Cancer Medicine published by John Wiley & Sons Ltd.

This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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(A) Comparison of OS between patients receiving chemotherapy and chemotherapy plus PTR after PSM. (B) Comparison of CSS between patients receiving chemotherapy and chemotherapy plus PTR after PSM. (C) Comparison of OS between patients receiving chemoradiotherapy and chemoradiotherapy plus PTR after PSM. (D) Comparison of CSS between patients receiving chemoradiotherapy and chemoradiotherapy plus PTR after PSM. (E) Comparison of OS between patients receiving after PSM (A) Comparison of CSS between patients receiving no treatments and PTR only after PSM