药物经济学研究设计的基本内容包括()
A.设计或指定分组
B.设立适当对照
C.考虑好统计分析方法
D.决定样本大小
参考答案:B, C, D
After years of hard work ,he has at last achieved his lifelong of launching a newspaper, which is very popular with teenagers.
A.ambition
B.appetite
C.motivation
D.privilege
从橄榄后方出入脑的神经从上向下是()
A.舌咽神经、迷走神经
B.迷走神经、副神经
C.副神经、舌下神经
D.舌咽神经、迷走神经、副神经
E.迷走神经、副神经、舌下神经