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Patient demographic and clinical characteristics
MT, mutant; WT, wild type; ECOG, Eastern Cooperative Oncology Group; FOLFOX, fluorouracil, leucovorin, and oxaliplatin; XELOX, capecitabine plus oxaliplain; FOLFIRI, 5-fluorouracil, leucovorin, and irinotecan; VEGF, vascular endothelial growth factor.
