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Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Other Assets [Abstract]    
Prepaid insurance premiums $ 45,000 $ 39,000
Deposit for future services 200,000
Security deposit 20,000
Other 31,000 26,000
Prepaid expenses and other current assets $ 276,000 $ 85,000