I don't have time or interest to engage a personal attack with you
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送交者: zzzz2008 于 2007-04-30, 14:41:29:
回答: 从下面你要我去证明眼保健操无效可知你根本不懂科学证明的原则 由 方舟子 于 2007-04-30, 14:34:43:
I took back my view of 保健操. You need to take some statistical classes.
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