在五十年代初期，國家辦夜校、教文化，推廣新的接生法、和群眾衛生運動。新生兒的的死亡率大大降低。

來源: fuz 於 2022-12-30 15:14:25 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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