6~14岁儿童贫血的血红蛋白值的低限是()
A.90g/L
B.100g/L
C.110g/L
D.120g/L
E.130g/L
参考答案:D
The air is very ___________ in the village. [ ]
A. fresh
B. blue
C. white
对于活动期溃疡性结肠炎,病变范围广泛,累及全结肠,建议5-氨基水杨酸类的给药途径选择()
A.直肠给予5-氨基水杨酸类
B.5-氨基水杨酸类灌肠
C.口服5-氨基水杨酸类
D.口服联合局部用药