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Figure 1: Kaplan–Meier curves for total progression-free survival in 15 patients who underwent sequential chemotherapy and 25 patients who did not undergo sequential chemotherapy (P = 0.0041). *Chemoradiotherapy, Radiotherapy

Figure 1: Kaplan–Meier curves for total progression-free survival in 15 patients who underwent sequential chemotherapy and 25 patients who did not undergo sequential chemotherapy (<i>P</i> = 0.0041). *Chemoradiotherapy, <sup>†</sup>Radiotherapy