Quarterly report pursuant to Section 13 or 15(d)

Statements of Stockholders??? Equity

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Statements of Stockholders’ Equity - 9 months ended Sep. 30, 2017 - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning Balance (in shares) at Dec. 31, 2016   12,164,852    
Beginning Balance at Dec. 31, 2016 $ 14,960 $ 12 $ 19,623 $ (4,675)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issued for cash - sale of units at $1.35 per unit, net of stock issuance costs of $550 (in shares)   3,710,000    
Issued for cash – sale of units at $1.35 per unit, net of stock issuance costs of $550 317 $ 4 313  
Warrants exercised, net of issuance costs of $80 (in shares)   2,703,434    
Warrants exercised, net of issuance costs of $80 8,756 $ 3 8,753  
Issued for cash - sale of common stock in ATM offering, net of issuance costs of $47 (in shares)   154,121    
Issued for cash - sale of common stock in ATM offering, net of issuance costs of $47 360 $ 0 360  
Stock-based compensation 487   487  
Issued for convertible debt (in shares)   2,010,640    
Issued for convertible debt 302 $ 2 300  
Issued for settlement of service (in shares)   79,167    
Issued for settlement of service 89 $ 0 89  
Net loss (6,620)     (6,620)
Ending Balances (in shares) at Sep. 30, 2017   20,822,214    
Ending Balances at Sep. 30, 2017 $ 18,651 $ 21 $ 29,925 $ (11,295)