Good question. Researchers are still struggling to find a proper way



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送交者: Latino2 于 2005-3-29, 12:26:48:

回答: I doubt whether this kind of experiements are ethical... 由 mangolasi 于 2005-3-29, 12:11:35:

to generate needed information.

When they run efficacy trials, especially when children are the targeted beneficiaries.

I involved a trial dealing with Vitamin A deficiency in African children, we were not allowed to set experiments like that.




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