Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details 2)

v3.19.2
STOCK-BASED COMPENSATION (Details 2)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Expected term (years) 6 years 6 years 6 months
Risk-Free Interest Rate 1.90%
Dividend Yield 0.00% 0.00%
Volatility 115.70%  
Minimum [Member]    
Risk-Free Interest Rate 2.50%
Volatility 126.90%
Maximum [Member]    
Risk-Free Interest Rate   2.80%
Volatility 128.00%