Midyear formulary changes in Medicare prescription drug plans. 
Running title:  Midyear formulary changes in Medicare prescription drug plans 

 - 1 online resource (iii, 34 pages) :  illustrations 
<br/><br/> "December 2009."  "OEI-01-08-00540."  CRDP Project record. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States. Medicare Prescription Drug, Improvement, and Modernization Act of 2003. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicare.<br/>Pharmaceutical services insurance--United States.<br/>Drugs--Prescribing--United States.
<br/><br/><label>GPO Item No.: </label>0445-B-07 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 1.75:OEI-01-08-00540 
<br/><br/><label>Report. No.: </label>OEI-01-08-00540