Research plan for the preferred provider organization study / 
Paul B. Ginsburg... [et al.] ; prepared for the U.S. Department of Health and Human Services 
 - California :  Rand Corporation,  1986 
 - xiii, 119 p. ;  28 cm. 
 - A Rand note ;  N-2298-HHS .
 - Rand note ;  N-2298-HHS .
<br/><br/>Includes bibliographical references (p.117-119) 
<br/><br/><label>ISBN: </label> Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Preferred provider organizations (Medical care)--United States<br/>Health insurance--United States<br/>Preferred Provider Organizations--utilization--United States