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Inventories
12 Months Ended
Dec. 31, 2012
Inventories

5. INVENTORIES

Inventories consisted of the following (in thousands):

 

     December 31,
2012
     December 31,
2011
 

Raw materials

   $ 1,044       $ 512   

Work in process

     4,963         2,439   

Finished goods

     883         178   
  

 

 

    

 

 

 

Total inventories

   $ 6,890       $ 3,129