Combining Ultrasound and Biochemistry in
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N. J. Wald; A. K. Hackshaw
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Article
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1997
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John Wiley and Sons
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English
β 175 KB
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Data on pregnancies with and without Down's syndrome between 10 and 14 weeks of pregnancy were used to determine the performance of combined ultrasound and biochemical markers in prenatal screening for Down's syndrome. We used three datasets: one published by on nuchal translucency measurement in 8