[寶寶] 1歲換奶需漸近式嗎?

作者: fannydan (很多夢想~)   2014-10-24 13:39:19
朋友小孩已1歲了,出生後便固定喝某一家奶粉,最近考慮換另一家奶粉,
請問還需漸近式換奶嗎?需多久換一匙?謝謝

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