Lipsky, Ari M <br/><br/>
Confounding due to changing background risk in adaptively randomized trials.  [electronic resource] 

 -  Clinical trials (London, England)  Aug 2011 
 - 390-7 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, N.I.H., Extramural 
<br/><br/><label>ISSN: </label>1740-7753 
<br/><br/><label>Standard No.: </label>10.1177/1740774511406950  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bias<br/>Confounding Factors, Epidemiologic<br/>Models, Theoretical<br/>Odds Ratio<br/>Randomized Controlled Trials as Topic--methods<br/>Risk<br/>Time Factors