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Frontiers | Predictive Performance of Serum β-hCG MoM Levels for Preeclampsia Screening: A Meta-Analysis
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PDF] Higher median levels of free beta-hCG and PAPP-A in the first trimester of pregnancy in a Chinese ethnic group. Implication for first trimester combined screening for Down's syndrome in the Chinese
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Table 3 from The clinical usefulness of biochemical (free β-hCg, PaPP-a) and ultrasound (nuchal translucency) parameters in prenatal screening of trisomy 21 in the first trimester of pregnancy. | Semantic Scholar
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