Better oncological outcomes were achieved in SG2, in terms of overall pathological response ( P = 0.02178) and pathological T-stage ( P = 0.0008); pCR was more common in SG2 (25%) than in SG1 (18%) but the difference did not reach statistical significance.
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Neoadjuvant chemoradiation therapy and pathological complete response in rectal cancer.
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