Annual report pursuant to Section 13 and 15(d)

STOCK OPTIONS AND WARRANTS (Details)

v3.19.1
STOCK OPTIONS AND WARRANTS (Details) - Employee and vesting non-employee options [Member] - $ / shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Risk-free interest rate 2.85% 1.86%
Dividend yield 0.00% 0.00%
Stock price volatility 135.18% 171.77%
Expected life 5 years 6 months 5 years
Weighted average grant date fair value $ 12.07 $ 15.19