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有个现象,美中相比,早来美国的孩子发育更早更高些,这与美国富足或生活有关系,是否也与食物或奶品中含有更多激素类有关?
-大江川-
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04/14/2015 postreply
16:39:24
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谢谢!这张图表是很好的对照。
-碧云--
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04/15/2015 postreply
09:47:47
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