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家居與園藝
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肌肉骨骼
兒童應知道的8種維生素D缺乏症的跡象
缺乏維生素D將不利地影響兒童的發育。因此,您應及早發現兒童維生素D缺乏症的跡象,並及時補充。
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>> Saving a baby falling from the 12th floor of the apartment building,
a real-life superhero appears