醫療條件是一個主要原因，借助網絡，科學知識，尤其是醫學知識的普及也起了不可忽視的作用。

來源: 匆匆客於 2015-10-28 14:46:58 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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