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Forest plots of the overall analyses for comparison 1, comparing RT/CRT plus anti-EGFR mAbs and RT/CRT alone. (A) Overall survival; (B) disease-free survival; (C) locoregional recurrence-free survival; (D) distant metastasis-free survival. RT = radiotherapy; CRT = chemoradiotherapy; anti-EGFR mAbs = anti-epidermal growth factor receptor monoclonal antibodies.
