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. 2012 Jan 12;106(4):658–665. doi: 10.1038/bjc.2011.606

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Copyright © 2012 Cancer Research UK

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Kaplan–Meier overall survival (OS) and progression-free survival (PFS) curves for two comparisons. (A, C) N-containing versus P-containing regimens; (B, D) 3- versus 2-drug regimens. N, vinorelbine; P, cisplatin.