骨髓细胞外铁增高,细胞内铁减少见于()
A.溶血性贫血
B.铁粒幼细胞贫血
C.MDS(RAS)
D.白血病
E.感染性贫血
参考答案:E
—What about having a picnic?
—Good idea. And don't forget ______something to eat. [ ]
A. to bring
B. bring
C. bringing
D. brings
早产儿呼吸系统发育不完善,易发生下列哪些现象()
A.肺透明膜病
B.支气管炎
C.呼吸暂停
D.胎粪吸入性肺炎
E.湿肺