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INTANGIBLE ASSETS (Tables)
 12 Months Ended
Dec. 31, 2017
INTANGIBLE ASSETS  
Summary of intangible assets

 

 

 

 

 

 

 

 

 

    

2017

    

2016

 

Patent licensing fee

 

$

200

 

$

200

 

Accumulated amortization

 

 

(139)

 

 

(122)

 

 

 

$

61

 

$

78