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Accrued Expenses
3 Months Ended
Mar. 31, 2023
Accrued Expenses  
Accrued Expenses

(5) Accrued Expenses

Accrued expenses consisted of the following:

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March 31, 

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December 31, 

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2023

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2022

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Payroll and related benefits

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$

128,745

​

$

556,827

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Accrued professional and clinical fees

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1,129,605

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3,180,458

​

​

​

$

1,258,350

​

$

3,737,285

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​