单项选择题
A.HCG50%增高 B.AFP80%增高 C.HCG及AFP5%~10%增高 D.LDH明显增高 E.尿β2微球蛋白减少
A.>2ng/m] B.>3ng/ml C.>4ng/ml D.>5ng/ml E.>10ng/ml
A.20% B.30% C.40% D.50% E.60%