单项选择题
A.10%~20% B.20%~30% C.30%~40% D.40%~70% E.70%~100%
A.鳞状细胞癌 B.腺癌 C.未分化癌 D.淋巴瘤 E.软组织肉瘤
A.5%以下 B.5%~10% C.10%~15% D.15%~20% E.20%以上
A.1%~5% B.5%~10% C.10%~15% D.15%~20% E.20%以上
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