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正常下胎儿多少周出生
更新时间: 2020-11-05 00:00:00  

正常下胎儿40周出生,即从受精卵着床到胎儿成熟分娩,需要约280天。由于胎儿的发育及母体状况,一般在38-40周分娩,均属足月妊娠,怀孕期间定期产检,动态监测胎儿发育是否正常。

关键词: 正常 胎儿 多少 出生

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