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Overall survival Kaplan-Meier curves from 77 patients with osteosarcoma based on (A) neutrophil-lymphocyte ratio (NLR), (B) platelet-lymphocyte ratio (PLR), (C) lymphocyte-monocyte ratio (LMR), (D) systemic immune-inflammation index (SII), (E) chemotherapy, (F) surgery, and (G) Enneking’s stage.
