我国汉族人红细胞D抗原阴性率为() ["A．0.04%","B．0.4%","C．4.0%","D．8.0%","E．40.0%"]
自体骨髓移植
新生儿血清中主要免疫球蛋白是何种类型() ["A．IgA","B．IgG","C．IgM","D．IgE","E．IgD"]
下列关于红细胞血型抗原说法哪项不正确() ["A．红细胞血型抗原分别属于高频率和低频率抗原","B．高频率抗原是指相应的抗体与999/1000以上的红细胞凝集","C．低频率抗原是指在一群体中频率不超过1/1000","D．红细胞ABO抗属高频率抗原","E．红细胞上Rh(D)抗原的血清学活性决定于存在的磷脂"]
肝脏造血达到高峰的时间()脾脏造血开始于() ["A．胚胎8周","B．胚胎3周","C．胚胎3个月","D．生后4～5天","E．胚胎5个月"]
血液病
