有沒有這個結論：二組同齡人, A組沒骨質疏鬆，B組有, A組維生素 D level比B組明顯高.

來源: kathyzh 於 2021-09-12 06:22:21 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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