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Accounts Receivable (Tables)
6 Months Ended
Jun. 30, 2011
Accounts Receivable  
Schedule of customers representing greater than 10% of accounts receivable balances

 

 

 

 

June 30, 2011

 

December 31, 2010

AmerisourceBergen Drug Corporation

 

59%

 

65%

McKesson Corporation

 

17%

 

10%

Metro Medical Supply, Inc.

 

12%

 

18%

Cardinal Health, Inc.

 

<10%

 

14%