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SCHEDULE OF FAIR VALUE OF OPTIONS GRANTED TO EMPLOYEES (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Risk-free interest rate, minimum 0.59% 0.32%
Risk-free interest rate, maximum 1.40% 0.42%
Volatility, minimum 129.11% 124.53%
Volatility, maximum 136.78% 136.66%
Dividend yield
Minimum [Member]    
Expected life 5 years 6 months 5 years 6 months
Maximum [Member]    
Expected life 6 years 6 months 6 years 6 months