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Kaplan-Meier survival curves of disease-free survival (DFS) by interval between diagnosis and treatment. (A) DFS by interval of ≥ 15 days versus 0-14 days. (B) DFS by interval of ≥ 30 days versus 0-29 days. (C) DFS by interval of ≥ 45 days versus 0-44 days. (D) DFS by interval of ≥ 60 days versus 0-59 days.
