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STOCKHOLDERS' EQUITY (Tables)
3 Months Ended
Jun. 30, 2019
STOCKHOLDERS' EQUITY  
Stock option activity
    Options     Weighted
Average
Exercise Price
    Average
Remaining
Life
 
Outstanding and exercisable – March 31, 2019     918,020       0.68       9.43  
Vested     280,352       0.74          
Expired                  
Outstanding and exercisable – June 30, 2019     1,198,372     $ 0.69       5.13