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Stockholders' Equity (Tables)
9 Months Ended 12 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Schedule of Estimated Values of Warrants Valuation Assumptions

The estimated values of warrants, as well as the assumptions that were used in calculating such values were based on estimates at the issuance date as follows:

 

    Bridge
Noteholders
    Placement
Agent
    Bridge Noteholders
September 21, 2017
 
Risk-free interest rate     1.83 %     1.93 %     1.89 %
Weighted average expected term     5 years       5 years       5 years  
Expected volatility     123.94 %     123.07 %     130.80 %
Expected dividend yield     0.00 %     0.00 %     0.00 %

 
Warrant One [Member]    
Schedule of Estimated Values of Warrants Valuation Assumptions  

The estimated values of warrants, as well as the assumptions that were used in calculating such values were based on estimates at the issuance date as follows:

 

    Noteholders     Placement
Agent
 
Risk-free interest rate     1.76 %     1.54 %
Weighted average expected term     5 years       5 years  
Expected volatility     134.18 %     134.18 %
Expected dividend yield     0.00 %     0.00 %

Warrant Two [Member]    
Schedule of Estimated Values of Warrants Valuation Assumptions  

The estimated values of warrants, as well as the assumptions that were used in calculating such values were based on estimates at the issuance date as follows:

 

    Bridge
Noteholders
    Placement
Agent
 
Risk-free interest rate     1.83 %     1.93 %
Weighted average expected term     5 years       5 years  
Expected volatility     123.94 %     123.07 %
Expected dividend yield     0.00 %     0.00 %