癌症的主因應該是汙染吧。吃自然的東西（無農藥，食品添加劑，轉基因等）很少得癌症。

來源: ymck 於 2017-03-30 09:27:59 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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