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Warrants (Tables)
6 Months Ended
Jun. 30, 2019
Warrants  
Schedule binomial option pricing model
Range of Exercise Prices  Number Outstanding 6/30/2019   Weighted Average Remaining Contractual Life 

Weighted Average

Exercise Price

 
$0.001 – 0.0071   22,669,092   4.19 years  $0.0011