Nelson, L <br/><br/>
Medigap preferred provider organizations: issues, implications, and early experience.  [electronic resource] 

 -  Health care financing review  1991 
 - 87-97 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0195-8631 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Arizona<br/>Blue Cross Blue Shield Insurance Plans<br/>Community Participation--economics<br/>Evaluation Studies as Topic<br/>Humans<br/>Insurance Benefits<br/>Medicare--organization & administration<br/>Motivation<br/>Pilot Projects<br/>Preferred Provider Organizations--organization & administration<br/>Socioeconomic Factors<br/>United States