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Accrued Liabilities
3 Months Ended
Mar. 31, 2023
Balance Sheet Related Disclosures [Abstract]  
Accrued Liabilities

Note 4. Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

 

 

 

March 31,

 

 

December 31,

 

 

 

2023

 

 

2022

 

Accrued research and development materials and services

 

$

19,144

 

 

$

20,747

 

Accrued professional services

 

 

2,728

 

 

 

1,759

 

Accrued compensation

 

 

7,402

 

 

 

10,920

 

Other

 

 

363

 

 

 

195

 

Total accrued liabilities

 

$

29,637

 

 

$

33,621