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. 2018 Jun 14;11:3441–3447. doi: 10.2147/OTT.S145063

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© 2018 Ma et al. This work is published and licensed by Dove Medical Press Limited

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Pooled analysis of 5-year OS between CRT and SA.

Abbreviations: CI, confidence interval; CRT, chemoradiotherapy; M–H, Mantel–Haenszel; OR, odds ratio; OS, overall survival; S, surgery; SA, surgery alone.