Zimmerman, M <br/><br/>
Formative research: pretesting, revising, and more pretesting.  [electronic resource] 

 -  Development communication report  1985 
 - 9, 12 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0192-1312 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication<br/>Evaluation Studies as Topic<br/>Feedback<br/>Health Planning<br/>Information Services<br/>Marketing of Health Services<br/>Organization and Administration<br/>Research<br/>Research Design