Quarterly report pursuant to Section 13 or 15(d)

Schedule of Prepaid Expenses and Other Current Assets (Details)

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Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Prepaid Expenses Deposits And Other Current Assets    
Advanced payments to service providers and suppliers $ 308 $ 371
Prepaid insurance 76 52
Deposits 1,726 1,331
EsoCheck cell collection supplies 27 59
EsoGuard mailer supplies 35 52
Total prepaid expenses, deposits and other current assets $ 2,172 $ 1,865