题目内容
普通病房工作人员手的带菌量应
2022-02-07
A.小于等于15cfu/m3
B.小于等于lOcfu/m3
C.小于等于5cfu/m3
D.小于等于0.5cfu/m3
E.大于等于0.05cfu/m3
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