Quarterly report pursuant to Section 13 or 15(d)

2. Summary of Significant Accounting Policies (Tables)

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2. Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2019
Accounting Policies [Abstract]  
Antidilutive shares
    September 30,
2019
    September 30,
2018
 
Options     39,450,603       35,351,300  
Warrants     25,941,062       7,288,855  
Common stock issuable upon conversion of notes payable     12,689,373       7,204,552  
Total     78,081,038       49,844,707