Benn, Peter <br/><br/>
Practical strategies in contingent sequential screening for Down syndrome.  [electronic resource] 

 -  Prenatal diagnosis  Aug 2005 
 - 645-52 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0197-3851 
<br/><br/><label>Standard No.: </label>10.1002/pd.1215  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biomarkers--blood<br/>Chorionic Gonadotropin--blood<br/>Chorionic Gonadotropin, beta Subunit, Human--blood<br/>Down Syndrome--diagnosis<br/>Estriol--blood<br/>False Positive Reactions<br/>Female<br/>Humans<br/>Inhibins--blood<br/>Mass Screening--methods<br/>Nuchal Translucency Measurement--instrumentation<br/>Pregnancy<br/>Pregnancy Trimester, First<br/>Pregnancy-Associated Plasma Protein-A--analysis<br/>Prenatal Diagnosis<br/>Risk Factors<br/>Sensitivity and Specificity<br/>United Kingdom<br/>United States<br/>alpha-Fetoproteins--analysis