Objective To find suitable critical value of fetal nuchal translucency (NT) by ultrasonic testing.

目的通过超声检查寻找合适的胎儿颈项皮肤厚度（NT）临界值。

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This paper studied the mutagenic effect of three rubber additives (ETU. TMTD. PBNA) by mice fetal liver micronucleus testing.

通过小鼠胎肝微核试验检测三种橡胶添加剂etu、TMTD、PBNA通透胎盘的致突变作用。

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Science, Medicine, and the Future: Cell-free fetal DNA and RNA in maternal blood: implications for safer antenatal testing.

科学，医学，面向未来：母血中无细胞的胎儿DNA和RNA：对安全的产前测试的影响。

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At the Cleveland Clinic, doctors perform 50% fewer invasive procedures, thanks to the testing advances, said Jeff Chapa, section head of obstetrics and maternal-fetal medicine.

WSJ: New Questions on Cutting-Edge Prenatal Tests