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[问答题,简答题] 颅骨骨折

治疗自身免疫性肝炎的首选药物是() ["糖皮质激素","硫唑嘌呤","环孢素","熊去氧胆酸","甘草酸苷"] 抗休克初次扩容的液体首选() ["干冻血浆","2:1等张液","2:3:1溶液","0.9%氯化钠溶液","中分子右旋糖酣"] 心衰病人,心力衰竭控制2周后可施行手术。 样本含量分别为n1和n2的两个小样本均数比较的t检验中,自由度等于() ["n1+n2","n1+n2)/2","n1+n2-2","n1+n2~1","n1-n2"] 股肿发生部位多为() ["上肢静脉","胸壁静脉","颈部静脉","下肢静脉","以上都不是"] 颅骨骨折
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