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11. STOCKHOLDERS' EQUITY (Details 1)
12 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
Number of common shares $ 3,206,910
Purchase Warrants  
Number of common shares $ 1,661,397
Exercise price per share | $ / shares $ 6.50
Expiration date Jun. 18, 2021
Agent Warrants  
Number of common shares $ 153,846
Exercise price per share | $ / shares $ 8.125
Expiration date Jun. 18, 2021
Purchase Warrants  
Number of common shares $ 1,391,667
Exercise price per share | $ / shares $ 6.00
Expiration date Jun. 01, 2022