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PREPAID EXPENSES AND OTHER ASSETS
12 Months Ended
Dec. 31, 2021
PREPAID EXPENSES AND OTHER ASSETS  
PREPAID EXPENSES AND OTHER ASSETS

10.    PREPAID EXPENSES AND OTHER ASSETS

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December 31, 

    

December 31, 

    

December 31, 

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2021

    

2020

    

2019

Prepaid insurance

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$

537,022

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$

367,969

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$

269,262

Deposits on rental agreements

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103,688

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128,680

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119,660

Retainers for professional services

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32,491

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23,000

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23,000

Other prepaid expenses and other assets

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114,533

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185,822

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218,120

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$

787,734

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$

705,471

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$

630,042

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