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Accounts Payable (Tables)
 12 Months Ended
Dec. 31, 2020
Other Accounts Payable [Abstract]  
Schedule of accounts payable

   December 31, 
   2020   2019 
         
Employees and payroll accruals  $475   $87 
Liability to HCW, see Note 10   700    - 
Accrued expenses   131    278 
Trade payables   -    4 
           
   $1,306   $369