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Median PFS according to different levels of LDH. Median PFS according to three different levels of LDH: lower (green line) vs intermediate (blue line) vs upper (orange line). Progression-free survival was 12.98 for lower vs 15.21 for intermediate vs 12.13 for upper LDH (P=0.87). A full colour version of this figure is available at the British Journal of Cancer journal online.
