Nyberg, D A <br/><br/>
Femur length shortening in the detection of Down syndrome: is prenatal screening feasible?  [electronic resource] 

 -  American journal of obstetrics and gynecology  May 1990 
 - 1247-52 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9378 
<br/><br/><label>Standard No.: </label>10.1016/0002-9378(90)90028-6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cephalometry<br/>Down Syndrome--diagnosis<br/>Female<br/>Femur--embryology<br/>Fetal Diseases--diagnosis<br/>Humans<br/>Predictive Value of Tests<br/>Pregnancy<br/>Prenatal Diagnosis--methods<br/>Regression Analysis<br/>Risk Factors<br/>Ultrasonography