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Kaplan Meier survival plots of independent risk factors for PFS and OS with respect to systemic inflammatory factors. Kaplan Meier survival plots of independent risk factors for PFS (A) and OS (B, C, D) with respect to systemic inflammatory factors in advanced NSCLC patients treated with bevacizumab: A Change of LMR for PFS; B Baseline LMR for OS; C Change of NLR for OS; D Change of LMR for OS.
