下列哪些属于介入超声范畴()
A.超声内镜
B.超声引导下穿刺活检
C.术中超声
D.超声引导下消融
E.超声聚焦刀或超声碎石
参考答案:A, B, C, D
-- Excuse me, do you know Robert's telephone number?
--Sorry, I don't know. You may _____ in the phone book. [ ]
A. look it up
B. look up it
C. find it out
D. look it over
下列哪种不是表皮内细胞因子()
A.IL-1
B.IL-6
C.IL-8
D.TNF-a
E.CGRP