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. 2004 Feb 3;90(3):626–631. doi: 10.1038/sj.bjc.6601587

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Copyright © 2004 Cancer Research UK

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Kaplan–Meier survival estimate demonstrating Ki-67 (MIB-1) LI in tumour after 1 month of interleukin-2- and interferon-α- based immunotherapy as a negative prognostic factor for survival in patients with mRCC. Tick marks represent six censored patients.