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Accrued Liabilities
3 Months Ended
Mar. 31, 2022
Payables and Accruals [Abstract]  
Accrued Liabilities

Note 10. Accrued Liabilities

 

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

 

   March 31, 2022   December 31, 2021 
Amounts due to contract research organizations and other contractual agreements  $1,289,356   $1,401,356 
Accrued payroll and related benefits   849,178    1,636,727 
Accrued interest   17,417    16,792 
Accrued professional fees   96,150    87,250 
Other   31,412    31,412 
Total  $2,283,513   $3,173,537