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OTHER ACCRUED LIABILITIES
12 Months Ended
Dec. 31, 2022
Payables and Accruals [Abstract]  
OTHER ACCRUED LIABILITIES

8. OTHER ACCRUED LIABILITIES

 

Other accrued liabilities at December 31, 2022 and 2021 include the following:

 

   2022   2021 
   December 31, 
   2022   2021 
Amounts due to contract research organizations and other contractual agreements  $2,196,711   $1,401,356 
Accrued payroll and related benefits   2,139,927    1,636,727 
Accrued interest   37,583    16,792 
Accrued professional fees   215,402    87,250 
Other   205,313    31,412 
Total  $4,794,936   $3,173,537