DeMets, D L <br/><br/>
Interim analysis: the alpha spending function approach.  [electronic resource] 

 -  Statistics in medicine   
 - 1341-52; discussion 1353-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0277-6715 
<br/><br/><label>Standard No.: </label>10.1002/sim.4780131308  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bias<br/>Clinical Trials as Topic--statistics & numerical data<br/>Data Interpretation, Statistical<br/>Double-Blind Method<br/>Humans<br/>Longitudinal Studies<br/>Multicenter Studies as Topic<br/>Myocardial Infarction--drug therapy<br/>Propranolol--therapeutic use<br/>Randomized Controlled Trials as Topic--statistics & numerical data<br/>Survival Analysis