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WARRANTS (Tables)
9 Months Ended
Sep. 30, 2021
Warrants  
Summary of Warrants Issued
                 
Warrants:     Shares     Weighted Avg.
Exercise Price
 
Balance at December 31, 2020       221,513     $ 7.08  
Issued              
Exercised       (166,072 )     0.00  
Expired       (35,441 )     23.70  
Balance at September 30, 2021        20,000     $ 3.91