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A. age was associated with prognosis of NENs. B. grading was associated with prognosis of NENs. C. chemoradiotherapy was not associated with prognosis of NENs. D. level of LDL-C was not associated with prognosis of NENs. E. recurrence was not associated with prognosis of NENs. F. metastasis was not associated with prognosis of NENs.
