A.10~15cm B.15~20cm C.4~6cm D.7~10cm

题库总管2019-12-17  9

问题 A.10~15cmB.15~20cmC.4~6cmD.7~10cmE.6~7cm

选项 留取粪便培养标本时无菌长棉签插入肛门的长度是

答案E

解析
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