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5. EQUITY TRANSACTIONS (Details - Warrants exercisable) - Warrants [Member] - $ / shares
12 Months Ended
Mar. 31, 2018
Sep. 30, 2018
Mar. 31, 2017
Mar. 31, 2016
Warrants outstanding 5,922,571 5,459,425 2,604,096 2,164,094
Weighted Average Exercise Price, outstanding $ 1.80 $ 1.77 $ 3.64 $ 6.68
Warrants exercisable 5,922,571      
$2.10 or Below [Member]        
Warrants outstanding 3,863,722      
Weighted Average Remaining Life (Years) 4 years 1 month 17 days      
Weighted Average Exercise Price, outstanding $ 1.21      
Warrants exercisable 3,863,722      
Weighted Average Exercise Price, exercisable $ 1.21      
3.95 - $4.94 [Member]        
Warrants outstanding 1,377,087      
Weighted Average Remaining Life (Years) 3 years 7 months 2 days      
Weighted Average Exercise Price, outstanding $ 4.06      
Warrants exercisable 1,377,087      
Weighted Average Exercise Price, exercisable $ 4.06      
$5.20 - $12.05 [Member]        
Warrants outstanding 681,762      
Weighted Average Remaining Life (Years) 2 years 26 days      
Weighted Average Exercise Price, outstanding $ 6.57      
Warrants exercisable 681,762      
Weighted Average Exercise Price, exercisable $ 6.57