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怀孕多少周宝宝出生

更新时间: 2020-11-05 00:00:00     

妊娠期的计算是从末次月经来临的第一天开始算起的。7天是一孕周,4孕周为一个月。其整个孕期共为280天,10个妊娠月(每个妊娠月为28天)。孕妇在妊娠38-42周内分娩,均为足月,一般都是足月分娩的。

关键词: 怀孕 多少 宝宝 出生

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