Palomaki, G E <br/><br/>
Maternal serum screening for Down syndrome in the United States: a 1995 survey.  [electronic resource] 

 -  American journal of obstetrics and gynecology  May 1997 
 - 1046-51 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0002-9378 
<br/><br/><label>Standard No.: </label>10.1016/s0002-9378(97)70400-9  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amniotic Fluid--chemistry<br/>Chorionic Gonadotropin--blood<br/>Down Syndrome--blood<br/>Estriol--blood<br/>Female<br/>Gestational Age<br/>Humans<br/>Laboratories<br/>Mass Screening<br/>Organizations, Nonprofit<br/>Pregnancy<br/>Prenatal Diagnosis<br/>Surveys and Questionnaires<br/>United States<br/>alpha-Fetoproteins--analysis