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PURPOSE The present study investigated the levels of circulating cell-free DNA (cfDNA) in plasma from patients with metastatic colorectal cancer (mCRC) in relation to third-line treatment with(More)
BACKGROUND Circulating cell-free DNA (cfDNA) in plasma is a mixture of DNA from malignant and normal cells, and can be used as a liquid biopsy to detect and quantify tumour specific mutations e.g.(More)