Alderman, B W <br/><br/>
Cautions in the use of antecedents as surrogates for confounders.  [electronic resource] 

 -  American journal of epidemiology  Jun 1993 
 - 1259-72 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9262 
<br/><br/><label>Standard No.: </label>10.1093/oxfordjournals.aje.a116628  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Causality<br/>Confounding Factors, Epidemiologic<br/>Epidemiologic Methods<br/>Humans<br/>Prospective Studies<br/>Risk Factors