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Accrued Expenses (Tables)
9 Months Ended
Sep. 30, 2018
Payables and Accruals [Abstract]  
Schedule of accrued expenses

   2018   2017 
Accrued license fees  $65,000   $120,000 
Legal costs   833,470    553,037 
Accrued issuance costs   204,000    28,083 
Accrued payroll   276,639    223,195 
Advances       50,000 
Other   211,913    47,302 
   $1,591,022   $1,021,617