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Outcomes of patients with sinonasal squamous cell carcinoma receiving different treatment regimens. Kaplan–Meier estimates of (A) overall and (B) progression-free survival, and cumulative incidences of (C) local and (D) distant failure in patients receiving NAC, definitive CCRT, and upfront surgery. NAC, neoadjuvant chemotherapy; Def CCRT, definitive concurrent chemoradiotherapy; op, operation.
