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The construction of FRL-based osteosarcoma subtypes. (A) Consensus clustering matrix for k = 2. (B) The cumulative distribution function curve for K = 2–10. (C) The survival analysis of two molecular subtypes. (D) Heatmap showing the differential expression of prognosis-related FRLs between two subgroups. FRLs, ferroptosis-related lncRNAs. **p < 0.01.
