单项选择题
A.受血者血清与供血者红细胞 B.受血者红细胞与供血者血清 C.受血者血清与供血者血清 D.受血者红细胞与供血者红细胞 E.供血者血清与供血者红细胞
A.正常细胞性贫血 B.大细胞性贫血 C.单纯小细胞性贫血 D.小细胞低色素性贫血 E.生理性贫血