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Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2021
Accounting Policies [Abstract]  
Antidilutive shares
          
   June 30,
2021
   June 30,
2020
 
Options   32,780,601    42,440,601 
Warrants   11,974,159    8,004,395 
Common stock issuable upon conversion of notes payable   23,365,227    12,249,090 
Total   68,119,987    62,694,086