Korean Cancer Association, Cancer Research and Treatment, 3(49), p. 834-845, 2017
DOI: 10.4143/crt.2016.249
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To evaluate progression-free survival (PFS) and objective response rate (ORR) as surrogate endpoints of overall survival (OS) in modern clinical trials investigating the efficacy of targeted agents in the second-line treatment of metastatic colorectal cancer (mCRC).