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Overall and cancer specific survival by treatment type for unresectable extrahepatic cholangiocarcinoma. (A) Kaplan-Meier curve of overall survival. Survival curves for EBRT and EBRT plus Brachytherapy shown; (B) Kaplan-Meier curve for cause specific survival. Survival curves for EBRT and EBRT plus Brachytherapy shown. EBRT, external beam radiation therapy; Brachy, brachytherapy.
