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Loss per Share (Details) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Numerator:    
Net loss attributable to common stockholders $ (873,317) $ (713,622)
Weighted-average shares outstanding:    
Weighted-average shares outstanding - Basic 14,965,665 11,599,911
Stock options  
Weighted-average shares outstanding - Diluted 14,965,665 11,599,911
Loss per share    
-Basic $ (0.05) $ (0.05)
-Diluted $ (0.05) $ (0.05)