Abraham, Jean <br/><br/>
Enter at your own risk : HMO participation and enrollment in the medicare risk market 

 - Cambridge, Mass :  National Bureau of Economic Research,  1999 
 - 41 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HEALTH MAINTENANCE ORGANIZATIONS--MARKETING
<br/><br/><label>LC Class. No.: </label>RA413  / E573