Niemimaa, Marko <br/><br/>
The influence of smoking on the pregnancy-associated plasma protein A, free beta human chorionic gonadotrophin and nuchal translucency.  [electronic resource] 

 -  BJOG : an international journal of obstetrics and gynaecology  Jul 2003 
 - 664-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1470-0328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Biomarkers--blood<br/>Chorionic Gonadotropin, beta Subunit, Human--blood<br/>Female<br/>Humans<br/>Neck--embryology<br/>Pregnancy--blood<br/>Pregnancy Trimester, First<br/>Pregnancy-Associated Plasma Protein-A--analysis<br/>Smoking--blood