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Some critics claim that because medical journals receive (i) _____________ selection of findings from clinical trials—mainly those trials that show (ii) _____________ results for the drugs being tested—readers of those journals believe that some medications are more (iii) _____________ than they really are, even when those medications are little more than placebos.
- Blank(i)
- a heterogeneous
- an unpredictable
- a winnowed
- Blank(ii)
- controversial
- inconclusive
- positive
- Blank(iii)
- expensive
- prevalent
- effective
a winnowed , positive , effective 显示答案
以上解析由 考满分老师提供。
