Case, Amy P <br/><br/>
Periconceptional Risk Factors for Birth Defects among Younger and Older Teen Mothers.  [electronic resource] 

 -  Journal of pediatric and adolescent gynecology  Aug 2015 
 - 263-70 p.  digital 
<br/><br/> Publication Type: Journal Article; Multicenter Study; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>1873-4332 
<br/><br/><label>Standard No.: </label>10.1016/j.jpag.2014.09.004  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Congenital Abnormalities--epidemiology<br/>Cross-Sectional Studies<br/>Female<br/>Health Behavior<br/>Health Surveys--methods<br/>Humans<br/>Infant<br/>Male<br/>Mothers<br/>Pregnancy<br/>Risk Assessment--methods<br/>Risk Factors<br/>United States--epidemiology<br/>Young Adult