[外科學(xué)]重癥有機磷中毒患者血清膽堿酯酶活力應(yīng)為

原題:
[外科學(xué)]重癥有機磷中毒患者血清膽堿酯酶活力應(yīng)為

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重癥有機磷中毒患者血清膽堿酯酶活力應(yīng)為
A.<30％
B.<45％
C.<50％
D.<75％
E. 100％
答案：
A