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COMMON STOCK, PREFERRED STOCK AND WARRANTS (Tables)
6 Months Ended
Jun. 30, 2023
COMMON STOCK, PREFERRED STOCK AND WARRANTS  
Schedule of assumptions used in estimating fair value

    

June 30, 

December 31, 

 

    

2023

2022

 

Stock price

$

0.19

$

0.31

Warrant term (in years)

 

4.11

 

4.61

Expected volatility

 

86.02

%

 

80.90

%

Risk-free interest rate

 

4.29

%

 

4.04

%

Dividend rate

 

0.00

%

 

0.00

%