Why did the speaker give up making another appointment?
A.He was busy sightseeing.
B.He couldn't visit Mr. Jordan in his office.
C.He didn't want to see Mr. Jordan any more.
D.He didn't want to take the trouble making it.
第7题
药物上市前临床研究的局限性不包括()。
A.病例数少
B.研究时间短
C.用药条件控制严格
D.研究目的单纯
E.人与实验动物存在种属差异
第8题
药物上市前临床研究的局限性不包括()。
A.病例数少
B.研究时间短
C.用药条件控制严格
D.研究目的单纯
E.人与实验动物存在种属差异
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