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Accrued Expenses (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Accrued Expenses    
Payroll and related benefits $ 392,885 $ 16,493
Accrued professional and clinical fees 363,898 216,198
Accrued license payments 15,333 3,833
Total accrued expenses $ 772,116 $ 236,524