治疗气血两虚再生障碍性贫血,应首选的方剂是()
A.归脾汤
B.四物汤
C.八珍汤
D.当归补血汤
E.补中益气汤
参考答案:C
The first decade in the 21st century is the one ______ many significant advances are made in China.
A.that
B.in which
C.which
D.where
5-羟色胺主要存在于()
A.嗜酸性粒细胞
B.淋巴细胞
C.单核巨噬细胞
D.肥大细胞
E.血管内皮细胞