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Accrued Expenses and Other Current Liabilities
3 Months Ended
Mar. 31, 2022
Accrued Expenses and Other Current Liabilities Disclosure [Abstract]  
Accrued Expenses and Other Current Liabilities

3. Accrued Expenses and Other Current Liabilities

 

Accrued expenses and other current liabilities consisted of the following:

 

   March 31,
2022
   December 31,
2021
 
   (in thousands) 
Accrued salary and other employee liabilities  $2,968   $2,423 
Accrued legal and professional services   1,409    1,540 
Other accrued liabilities   5    637 
Total  $4,382   $4,600