Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details)

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Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Accrued Liabilities [Abstract]    
Compensation related expenses $ 1,088 $ 1,075
EsoGuard License Agreement fee 223 223
Operating Expenses 230 88
Total accrued expenses and other current liabilities $ 1,541 $ 1,386