ecrin-mdr-crcClinical2009Colorectal cancerColorectal NeoplasmsAdvanced Colorectal CancerColorectal CancerColorectal NeoplasmsAdvanced Colorectal CancerInterventionalhttps://newmdr.ecrin.org/Study/2150603South Korea12GemcitabineS-1ECRIN MDRCompletedfalseA Phase II Trial of Salvage Treatment With Gemcitabine and S-1 Combination in Patients With Heavily Treated Advanced Colorectal Cancer.To assess the efficacy and safety of salvage tratment with Gemcitabine and S-1 Combination in metastatic colorectal cancer2009-12-152150603NCT01929421