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DESCRIPTION OF BUSINESS AMD SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Number of shares 156,853,233 152,454,816
Stock Option [Member]    
Number of shares 109,400,006 106,253,339
Warrants [Member]    
Number of shares 47,453,227 46,201,477