Sonis, J <br/><br/>
A closer look at confounding.  [electronic resource] 

 -  Family medicine  Sep 1998 
 - 584-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0742-3225 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bias<br/>Confounding Factors, Epidemiologic<br/>Multivariate Analysis<br/>Odds Ratio<br/>Publications--standards<br/>Research Design--standards