Triple marker (alpha-fetoprotein, unconjugated estriol, human chorionic gonadotropin) versus alpha-fetoprotein plus free-beta subunit in second-trimester maternal serum screening for fetal Down syndrome: a prospective comparison study. [electronic resource]
Producer: 19951205Description: 1306-9 p. digitalISSN:- 0002-9378
- Adolescent
- Adult
- Biomarkers -- blood
- Chorionic Gonadotropin -- blood
- Chorionic Gonadotropin, beta Subunit, Human -- blood
- Down Syndrome -- diagnosis
- Estriol -- blood
- False Positive Reactions
- Female
- Fetal Diseases -- diagnosis
- Humans
- Maternal Age
- Middle Aged
- Normal Distribution
- Predictive Value of Tests
- Pregnancy
- Pregnancy Trimester, Second
- Pregnancy, High-Risk
- Prenatal Diagnosis
- Prospective Studies
- Risk Factors
- alpha-Fetoproteins -- analysis
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Publication Type: Clinical Trial; Comparative Study; Journal Article
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