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Accrued Liabilities and Other Liabilities
12 Months Ended
Dec. 31, 2022
Accrued Liabilities and Other Liabilities  
Accrued Liabilities and Other Liabilities

6. Accrued Liabilities and Other Liabilities

Accrued liabilities consist of the following:

December 31, 

December 31, 

(in thousands)

    

2022

    

2021

Payroll and related benefits

$

1,639

$

1,751

Clinical trial costs

1,531

727

Sponsored research

 

417

 

1,315

Lease liabilities, current portion

518

Operating expenses

647

656

Other

 

105

 

217

Total accrued liabilities and other liabilities

$

4,857

$

4,666