Wang, S J <br/><br/>
Group sequential test strategies for superiority and non-inferiority hypotheses in active controlled clinical trials.  [electronic resource] 

 -  Statistics in medicine  Jul 2001 
 - 1903-12 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0277-6715 
<br/><br/><label>Standard No.: </label>10.1002/sim.820  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Controlled Clinical Trials as Topic--methods<br/>Drug Evaluation--methods<br/>Humans<br/>Sample Size<br/>Statistics as Topic--methods