A.50~100ml B.100~150ml C.150~200ml D.200~250ml
A.患者取仰臥位 B.膝關(guān)節(jié)微屈 C.足部稍墊高 D.髖關(guān)節(jié)伸直并稍外展外旋
A.受血者細(xì)胞與供血者細(xì)胞 B.供血者血清與受血者細(xì)胞 C.受血者血清與供血者細(xì)胞 D.供血者血清與受血者血清