Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses (Details)

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Accrued Expenses (Details) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Accrued Expenses [Abstract]    
Accrued professional fees $ 155,000 $ 155,000
Accrued payroll and related expenses 925,000 648,000
Accrued board of directors' fees 537,000 390,000
Accrued interest 275,000 138,000
Accrued other 72,000 49,000
Total accrued expenses $ 1,964,000 $ 1,380,000