Quarterly report pursuant to Section 13 or 15(d)

11. Warrants (Details Narrative)

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11. Warrants (Details Narrative) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Private Transaction [Member]    
Gross proceeds from exercise of warrants   $ 3,866,573
Fair value of warrants issued   $ 1,402,174
Direct Offering [Member]    
Stock issued new, shares   1,647,691
Gross proceeds from sale of equity   $ 6,425,995
January 2018 Private Placement [Member]    
Warrants issued 685,000  
Stock issued new, shares 1,647,691  
Chardan [Member] | Private Transaction [Member]    
Payment of stock issuance costs   $ 363,617
Warrant [Member]    
Warrants outstanding 4,099,389 3,414,389
Reload Warrants [Member]    
Warrants issued   799,991
Market Price Warrants [Member]    
Warrants issued   371,699
New Warrants [Member] | Chardan [Member] | Private Transaction [Member]    
Warrants issued   115,000