Freeman, J <br/><br/>
Methodologic issues in hospital epidemiology. IV. Risk ratios, confounding, effect modification, and the analysis of multiple variables.  [electronic resource] 

 -  Reviews of infectious diseases   
 - 1118-41 p.  digital 
<br/><br/> Publication Type: Journal Article; Review 
<br/><br/><label>ISSN: </label>0162-0886 
<br/><br/><label>Standard No.: </label>10.1093/clinids/10.6.1118  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analysis of Variance<br/>Cross Infection--epidemiology<br/>Epidemiologic Methods<br/>Humans<br/>Risk