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. 2007 Oct 16;97(10):1399–1403. doi: 10.1038/sj.bjc.6604034

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Copyright © 2007 Cancer Research UK

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Box and whisker plot of cell-free DNA (cfDNA) levels in sera from patients with early intrahepatic recurrence (IHR) and patients without. Levels of cfDNA in sera were significantly higher in patients with early IHR than in patients without early IHR (176.3±124.8 vs 108.7±87.9 ng ml⁻¹ (mean±s.d.), P=0.017 by Student's t-test).