Drews, C D <br/><br/>
Variation in the influence of selected sociodemographic risk factors for mental retardation.  [electronic resource] 

 -  American journal of public health  Mar 1995 
 - 329-34 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0090-0036 
<br/><br/><label>Standard No.: </label>10.2105/ajph.85.3.329  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Black or African American<br/>Birth Order<br/>Case-Control Studies<br/>Central Nervous System Diseases--complications<br/>Child<br/>Demography<br/>Educational Status<br/>Female<br/>Humans<br/>Intellectual Disability--classification<br/>Intelligence<br/>Intelligence Tests--statistics & numerical data<br/>Logistic Models<br/>Male<br/>Maternal Age<br/>Mothers<br/>Normal Distribution<br/>Odds Ratio<br/>Risk Factors<br/>Sex Factors<br/>Social Class<br/>White People