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Progression-free survival (PFS) and overall survival (OS) EPN_PFB stratified by extent of resection for (A and B) the combined Global Ependymoma Network of Excellence (GENE), St Jude’s, and Collaborative Ependymoma Research Network (CERN) cohorts and (C and D) the Burdenko Cohort. GTR, gross total resection; STR, subtotal resection.
