下列关于小儿病毒性肝炎的描述正确的是()
A.病情常较重
B.病情常较轻
C.以戊型肝炎为主
D.感染HBV后易成免疫耐受状态
E.急性肝炎肝脾肿大显著
参考答案:D, E
--There are so many kinds of TVs here, I really can't decide to buy.
--Why not ask the worker for advice? [ ]
A. what
B. which
C. how
一般性栓剂的制备方法是()
A.研和法
B.熔合法
C.乳化法
D.热熔法
E.溶剂法