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Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Prepaid Expense and Other Assets, Current [Abstract] |  |
Clinical trial expenses | $ 1,630 | $ 1,630
Insurance premiums | 94 | 123
Professional services | 389 | 121
Other | 162 | 95
Total prepaid expenses and other current assets | $ 2,275 | $ 1,969

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