Kopans, D B <br/><br/>
NBSS: opportunity to compromise the process.  [electronic resource] 

 -  CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne  Aug 1997 
 - 247-8 p.  digital 
<br/><br/> Publication Type: Letter; Comment 
<br/><br/><label>ISSN: </label>0820-3946 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Breast Neoplasms--diagnostic imaging<br/>Canada<br/>Female<br/>Humans<br/>Mammography<br/>Random Allocation<br/>Research Design<br/>United States