37.下列何種疾病被列為FAB分類系統中的骨髓分化不良症候群(myelodysplastic syndrome,
MDS),但是在2008年WHO的分類系統中,已經不屬於MDS?
(A)refractory anemia with excess blasts in transformation(RAEB-T)
(B)refractory anemia with ring sideroblast(RARS)
(C)refractory anemia(RA)
(D)refractory anemia with excess blasts(RAEB)