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Elastic net-based survival approach for construction of risk score model. (A) Receiver operating characteristic (ROC) of the 12-PRG risk score model. (B) Performance of risk score model to discriminate included 361 samples. (C) Recurrence of models generated by random seeding in 1000-iteration simulation of elastic net modeling. (D) Validation of 12-PRG model on GSE14520 cohort.
