Article
娠孕期的推算法 - The estimation of the pregnancy

Column title: 常識 - Common Knowledge
Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: childbirth, childrearing, contraception, menstruation; period,

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Article
這時候應給你的兒女種痘了 - It is time for your children to get inoculated against smallpox.

Column title: 常識 - Common Knowledge
Subject matters: 新知 - new knowledge,
Language level: Mixed

Keywords: health, children, disease,

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