Gocze, P M <br/><br/>
Prenatal screening for Down's syndrome.  [electronic resource] 

 -  The New England journal of medicine  Dec 1992 
 - 1951; author reply 1952-3 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0028-4793 
<br/><br/><label>Standard No.: </label>10.1056/NEJM199212313272712  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biomarkers--analysis<br/>Chorionic Gonadotropin--analysis<br/>Down Syndrome--diagnosis<br/>Female<br/>Humans<br/>Maternal Age<br/>Pregnancy<br/>Pregnancy-Specific beta 1-Glycoproteins--analysis<br/>Prenatal Diagnosis--methods<br/>Ultrasonography, Prenatal<br/>alpha-Fetoproteins--analysis