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Convertible Promissory Notes and Warrant Agreements (Details) - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Short-term Debt [Line Items]    
Convertible promissory notes and warrant agreements $ 2,505,089 $ 2,168,340
Accrued interest [Member]    
Short-term Debt [Line Items]    
Convertible promissory notes and warrant agreements 173,213 120,223
2016 convertible promissory notes, net of discounts [Member]    
Short-term Debt [Line Items]    
Convertible promissory notes and warrant agreements 1,578,239 1,543,652
2017 convertible promissory notes, net of discounts [Member]    
Short-term Debt [Line Items]    
Convertible promissory notes and warrant agreements $ 753,637 $ 504,465