天气预报 > 其他 > 双胞胎都是多少周顺产的
双胞胎都是多少周顺产的
更新时间: 2020-11-04 00:00:00  

一般胎儿都要满38周以上出生才会保证存活率,但是因为双胞胎的特殊性,所以需要根据孕妇自身的情况由医生来决定。

双胞胎,指胎生动物一次怀胎生下两个个体的情况。双胞胎一般可分为同卵双胞胎和异卵双胞胎两类。在人类社会,全世界双胞胎平均出生率为1∶89。

关键词: 双胞胎 多少

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