Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Accrued Liabilities

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Note 7 - Accrued Liabilities
3 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
7.
Accrued liabilities:
 
Accrued liabilities as of
March 31, 2019
and
December 31, 2018
consisted of the following:
 
     
March 31,

2019
     
December 31,

2018
 
                 
Accrued personnel related costs   $
907
    $
955
 
Accrued research and development expenses    
198
     
257
 
Other accrued expenses    
217
     
262
 
    $
1,322
    $
1,474