Determination of the median values of maternal serum free β-hCG, PAPP-A and fetal NT measurement at 11-13 weeks in relation to
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Cureus | Importance of Low Pregnancy Associated Plasma Protein-A (PAPP-A) Levels During the First Trimester as a Predicting Factor for Adverse Pregnancy Outcomes: A Prospective Cohort Study of 2636 Pregnant Women
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Performance characteristics of Elecsys free βhCG and PAPP-A for first trimester trisomy 21 risk assessment in gestational weeks 8+0 to 14+0
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Frontiers | Predictive Performance of Serum β-hCG MoM Levels for Preeclampsia Screening: A Meta-Analysis
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Performance characteristics of Elecsys free βhCG and PAPP-A for first trimester trisomy 21 risk assessment in gestational weeks 8+0 to 14+0
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PDF] First-trimester risk calculation for trisomy 13, 18, and 21: comparison of the screening efficiency between 2 locally developed programs and commercial software. | Semantic Scholar
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Pregnancy-Associated Plasma Protein A (PAPP-A) as a potential biomarker for risk stratification assistance of nonviable pregnancy
![Frontiers | Predictive Performance of Serum β-hCG MoM Levels for Preeclampsia Screening: A Meta-Analysis Frontiers | Predictive Performance of Serum β-hCG MoM Levels for Preeclampsia Screening: A Meta-Analysis](https://www.frontiersin.org/files/Articles/619530/fendo-12-619530-HTML-r1/image_m/fendo-12-619530-t001.jpg)
Frontiers | Predictive Performance of Serum β-hCG MoM Levels for Preeclampsia Screening: A Meta-Analysis
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