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ACCRUED LIABILITIES
12 Months Ended
Dec. 31, 2017
Payables And Accruals [Abstract]  
ACCRUED LIABILITIES

5. ACCRUED LIABILITIES

Accrued liabilities consisted of the following:

 

 

 

December 31,

 

(In thousands)

 

2017

 

 

2016

 

Professional legal and accounting fees

 

$

272

 

 

$

350

 

Clinical trial costs

 

 

516

 

 

 

723

 

Other

 

 

138

 

 

 

361

 

 

 

$

926

 

 

$

1,434