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Kaplan-Meier estimates of survival outcomes. Hazard ratios (HRs) are presented with 95% CIs. P values are from the log-rank test. (A) Overall survival; (B) relapse-free survival; (C) probability of survival after relapse (overall survival − relapse-free survival). Ctrl, control; HDC, high-dose chemotherapy; OS, overall survival; RFS, relapse-free survival.
