Article
論經期中的衛生 - Talk about hygiene during period

Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: hygiene, menstruation; period,

Persons:
徐築嚴 Xu Zhuyan (mentioned in article)
畢霞 Bi Xia (Author)

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Article
秋日飲料水的衛生 - The hygiene of drinks in autumn

Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: hygiene,

Persons:
畢霞 Bi Xia (Author)

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