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Calibration curves demonstrating the agreement between the nomogram predicted survival and actual survival, and ROC curves demonstrating the prediction accuracy. A Calibration curves for 1-, 3-, 5-year OS of the SEER cohort; B ROC curves for 1-, 3-, 5-year OS of the SEER cohort; C Calibration curves for 1-, 3-, 5-year OS of the Renji cohort; D ROC curves for 1-, 3-, 5-year OS of the Renji cohort
