Methods 104 samples of amniotic fluid from pregnant women during 16-29th-week gestation were cultured and karyotyped.
方法抽取104例孕16～29周孕妇的羊水，采用改良的羊水细胞培养方法进行培养。
Methods 104 samples of amniotic fluid from pregnant women during 16-29th-week gestation were cultured and karyotyped.
方法抽取104例孕16～29周孕妇的羊水，采用改良的羊水细胞培养方法进行培养。
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