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Kaplan-Meier survival curves for the group that developed metastasis (A) and for the group that did not present metastasis during the time of follow-up (B). Patients belonging to Cluster 1 are represented in grey and Cluster 2 is represented in black. Patients that did not develop metastasis or relapse in Clusters 1 and 2 present well distinguished survival profiles, as opposed to patients that did.
