我兒子的兒科醫生說大多數在北美的人從10月到第二年四月維生素D都會缺，即便曬了太陽，所以要補D

來源: seabright123 於 2015-12-31 22:25:59 [舊帖] [給我悄悄話] 本文已被閱讀：次

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