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We retrospectively compared the first trimester Down's syndrome serum screening markers free beta-hCG (fbetahCG) and pregnancy-associated plasma protein-A (PAPP-A) at 11-14 weeks of gestation in(More)
Purpose:To evaluate the clinical utility of chromosomal microarrays for prenatal diagnosis by a prospective study of fetuses with abnormalities detected on ultrasound.Methods:Patients referred for(More)
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