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Accrued Liabilities
9 Months Ended
Sep. 30, 2021
Accounts Payable and Accrued Liabilities [Abstract]  
Accrued Liabilities

6. Accrued Liabilities

 

Accrued liabilities consisted of the following as of September 30, 2021 and December 31, 2020: 

 

   September 30,   December 31, 
(in thousands)  2021   2020 
Accrued professional fees  $
-
   $189 
Accrued compensation and benefits   1,744    1,225 
Accrued CRO fees   675    788 
Deferred grant funds   601    301 
Accrued expense reimbursements   33    33 
Accrued transaction costs   
-
    1,354 
Other   64    70 
   $3,117   $3,960