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Note 21 - Research and Development Expenses
 12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Research and Development Expenses [Text Block]
21—
RESEARCH AND DEVELOPMENT EXPENSES
 
Research and development expenses consist of the following:
 
    2019   2018   2017
Gross research and development expenses    
(4,727
 )    
(4,863
 )    
(4,539
 )
Research Tax Credit    
762
      
685
      
504
  
Grants    
236
      
90
      
154
  
Net Research and development expenses    
(3,728
 )    
(4,088
 )    
(3,881
 )
 
In
2019
grants consisted mainly of national grants for the assessment and optimization of the focal treatments of prostate cancer (Perfuse development project).
 
In
2018
and
2017
grants mainly consisted of European, national and regional grants for the development of innovative imaging solutions for the focal treatment of liver cancer (HECAM Development project).
 
Research and development costs are expensed as incurred and include amortization of assets, costs of prototypes, salaries, benefits and other headcount related costs, contract and other outside service fees, and facilities and overhead costs.