[单选题]

腰椎穿刺,正常脑脊液蛋白质含量为

A.0.1~0.3g/L

B.0.2~0.4g/L

C.0.4~0.5g/L

D.0.5~0.7g/L

E.0.8~1.0g/L

参考答案与解析: