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. 2016 Mar 25;95(12):e2950. doi: 10.1097/MD.0000000000002950

FIGURE 2.

FIGURE 2

Kaplan–Meier plots of 5-year disease-free survival, disease-specific survival, and overall survival in all patients (A). Kaplan–Meier plots of 5-year overall survival in OSCC patients with a single, second, third, and fourth primary tumors calculated from date of treatment for the index OSCC (B), and from the data of diagnosis of each primary tumor (C). Kaplan–Meier plots of 5-year overall survival in OSCC patients with a fourth primary malignancy with and without treatment with radical surgery (D). OSCC = oral cavity squamous cell carcinoma.