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Cumulative incidence of second primary CNS tumors among A, all survivors, B, long-term survivors, and C, long-term survivors with no history of radiation or chemotherapy. The group CNS (-meningiomas) refers to the incidence of second primary CNS tumors among nonmeningioma CNS primary tumors. Abbreviations: CNS = central nervous system; GI = gastrointestinal; GU = genitourinary; RT, radiation therapy.
