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(a) Forest plot of radiation‐induced pneumonitis for endostar combined with CCRT versus CCRT. (b) Forest plot of radiation esophagitis for endostar combined with CCRT versus CCRT. (c) Forest plot of leukopenia for endostar combined with CCRT versus CCRT. RR, risk ratio; CI, confidence interval; CCRT, concurrent chemoradiotherapy
