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Accounts Payable (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Other Accounts Payable [Abstract]    
Employees and payroll accruals $ 475 $ 87
Liability to HCW, see Note 10 700
Accrued expenses 131 278
Trade payables 4
Total accounts payable $ 1,306 $ 369