刺激B细胞产生IgA的细胞因子是()
A.IL-2
B.IL-4
C.TGF-β
D.TNF
E.IFN
参考答案:C
The most effective first aid treatment for chemical burns is to immediately().
A.apply ointment to the burned area
B.flood the affected area with water
C.wrap the burn with sterile dressing
D.apply an ice pack to the burned area
“治隆唐宋”碑是谁题写的?