Quarterly report pursuant to Section 13 or 15(d)

2. Summary of Significant Accounting Policies (Details)

v3.19.3
2. Summary of Significant Accounting Policies (Details) - shares
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Antidilutive shares excluded from EPS 78,081,038 49,844,707
Options [Member]    
Antidilutive shares excluded from EPS 39,450,603 35,351,300
Warrants [Member]    
Antidilutive shares excluded from EPS 25,941,062 7,288,855
Convertible Notes [Member]    
Antidilutive shares excluded from EPS 12,689,373 7,202,552