对特发性肺纤维化的诊断,最有价值的检查是()
A.肺功能测定
B.动脉血气分析
C.胸部CT检查
D.经纤维支气管镜肺活检
E.放射性核素肺扫描
参考答案:D
DMX node又称()。
—I’m sorry I forgot the letter for you! I’m really busy these days”
—It doesn’t matter, I’ll post it myself.”
A.to post
B.posting
C.post
D.posted