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Methods A random, double blind, and placebo control study was conducted.
方法采用随机双盲、安慰剂平行对照研究。
youdao
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Sheldon:How could there be a double-blind study? Who would be the control group?
怎么可能有双盲研究?谁来当认证结果?。
youdao
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Sheldon:How could there be a double-blind study? Who would be the control group?
怎么可能有双盲研究?谁来当认证结果?。
youdao