Altman, D G <br/><br/>
Bootstrap investigation of the stability of a Cox regression model.  [electronic resource] 

 -  Statistics in medicine  Jul 1989 
 - 771-83 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article 
<br/><br/><label>ISSN: </label>0277-6715 
<br/><br/><label>Standard No.: </label>10.1002/sim.4780080702  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Azathioprine--therapeutic use<br/>Clinical Trials as Topic--methods<br/>Double-Blind Method<br/>Humans<br/>Liver Cirrhosis, Biliary--drug therapy<br/>Models, Statistical<br/>Random Allocation<br/>Regression Analysis