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STOCKHOLDERS' EQUITY (Details 1)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Expected dividend yield   0.00%
Risk-free rate 19.60% 25.60%
Risk-free rate 24.90% 27.20%
Volatility 2916.10% 3057.70%
Volatility 1729.90% 1869.90%
Minimum [Member]    
Expected term (in years) 5 years 5 years
Maximum [Member]    
Expected term (in years) 6 years 3 months 6 years 3 months